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Videos uploaded by user “SciShow” for the 2015
When You Burn Fat, Where Does it Go?
 
02:42
When you burn fat, where does it go? Many people, even some doctors, think it’s just “burned up.” But that’s not possible! Find out where your fat really goes! Hosted by: Michael Aranda ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Thanks Tank Tumblr: http://thankstank.tumblr.com Sources: http://www.eurekalert.org/pub_releases/2014-12/uons-wyl121414.php http://hyperphysics.phy-astr.gsu.edu/hbase/biology/metab.html
Views: 1521555 SciShow
How a Bee Becomes Queen
 
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Royal jelly! For bees, it’s what makes all the difference between a queen and a worker. Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Justin Lentz, David Campos, John Szymakowski, Peso255, Jeremy Peng, Avi Yaschin, and Fatima Iqbal. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.acs.org/content/acs/en/pressroom/presspacs/2011/acs-presspac-september-21-2011/queen-bee-or-worker-bee-new-insights-into-famous-honeybee-society-caste-system.html http://pubs.acs.org/doi/abs/10.1021/pr200473a http://pubs.acs.org/doi/abs/10.1021/pr200473a?tokenDomain=presspac&tokenAccess=presspac&forwardService=showFullText&journalCode=jprobs http://blogs.discovermagazine.com/80beats/2011/04/26/what-makes-a-queen-bee-one-special-protein-apparently/#.VXevolzBzGc http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3059907/ http://westernfarmpress.com/management/queen-bees-need-more-royal-jelly http://blogs.nature.com/news/2011/04/honey_bees.html http://www.slate.com/articles/health_and_science/science/2012/11/democracy_in_honeybees_and_other_animals_what_humans_can_learn_from_social.single.html http://www.nature.com/nature/journal/v473/n7348/full/nature10093.html http://usabtm.weburl.ro/utilizatori/ZOOTEHNIE/file/REVISTA%202011/vol%2044/2/BIOCHIM/Barnutiu.pdf https://www.flickr.com/photos/usgsbiml/
Views: 4185117 SciShow
Are You a Supertaster?
 
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Some people have more taste buds than the rest of us. They’re called supertasters, and they can taste things others can’t. Special thanks to our tasters: Matthew Gaydos Lindsey Doe Julia Maes Hank Green Music Credit: "Marty Gots a Plan" Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 3.0 http://creativecommons.org/licenses/by/3.0/ Hosted by: Michael Aranda ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, John Szymakowski, Fatima Iqbal, Justin Lentz, David Campos, and Chris Peters. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.wsj.com/articles/SB10001424127887324392804578362833147151480 http://www.scientificamerican.com/article/super-tasting-science-find-out-if-youre-a-supertaster/ http://www.bbc.co.uk/science/humanbody/body/articles/senses/supertaster.shtml http://www.smithsonianmag.com/science-nature/a-matter-of-taste-180940699/?no-ist http://www.nytimes.com/1997/02/18/science/chocolate-lover-or-broccoli-hater-answer-s-on-the-tip-of-your-tongue.html http://theplate.nationalgeographic.com/2014/09/30/are-you-a-supertaster/ http://udel.edu/~mcdonald/mythptc.html http://learn.genetics.utah.edu/content/inheritance/ptc/ http://faculty.washington.edu/chudler/bitter.html https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1698869/
Views: 523755 SciShow
Why Tomatoes Are Fruits, and Strawberries Aren't Berries
 
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Did you know that bananas are berries, but strawberries aren’t? A lot of thought goes into classifying fruits and vegetables, and it all has to do with anatomy. ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Justin Lentz, David Campos, John Szymakowski, Peso255, Jeremy Peng, Avi Yaschin, and Fatima Iqbal. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.resnet.wm.edu/~mcmath/bio205/fruits.html http://science.jburroughs.org/resources/flower/fruit1.html http://aggie-horticulture.tamu.edu/syllabi/422/422lab3.htm http://faculty.valenciacollege.edu/tklenk/botany/labs/fruits.htm http://www.botany.wisc.edu/courses/botany_400/Lab/LabWK03Fruitkey.html https://jb004.k12.sd.us/my%20website%20info/BIOLOGY%202/PLANT%20KINGDOM/FRUIT%20TYPES%20AND%20CLASSIFICATIONS%20HAND-OUT.doc http://waynesword.palomar.edu/fruitid1.htm http://extension.psu.edu/pests/weeds/weed-id/common-dandelion
Views: 979437 SciShow
The Deal with Fat
 
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Dietary science is complicated-- one day something is good for you and the next it's not. Learn what we DO know about fat chemistry in this episode of SciShow. Snatoms Kickstarter IS still going on: https://www.kickstarter.com/projects/veritasium/snatoms-the-magnetic-molecular-modeling-kit Check out SciJoy's complementary video, The Deal with Calories, here: https://www.youtube.com/watch?v=RQcF313iCQE&feature=youtu.be Where Does Some of that Carbon Go?: https://www.youtube.com/watch?v=C8ialLlcdcw Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Chris Peters, Philippe von Bergen, Fatima Iqbal, John Murrin, Linnea Boyev, Justin Lentz, and David Campos. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: Trans fats are bad http://www.ncbi.nlm.nih.gov/pubmed/20338284 Fat Nutrition Overview: http://www.health.harvard.edu/staying-healthy/the-truth-about-fats-bad-and-good Monounsaturated vs Polyunsaturated http://www.ncbi.nlm.nih.gov/pubmed/12544660 Essential Fatty Acids: http://lpi.oregonstate.edu/mic/other-nutrients/essential-fatty-acids Low fat diets don’t help: http://www.thelancet.com/journals/landia/article/PIIS2213-8587%2815%2900367-8/abstract Reduction in saturated fat has a small but measurable affect on cardiovascular health: http://www.ncbi.nlm.nih.gov/pubmed/26068959
Views: 925256 SciShow
What's Causing That Stitch in Your Side?
 
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What's the deal with that sharp pain in your side when you're trying to win that marathon? SciShow has the answers! Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Chris Peters, Philippe von Bergen, Fatima Iqbal, John Murrin, Linnea Boyev, Justin Lentz, and David Campos. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4281377/ http://bjsm.bmj.com/content/37/4/287.full http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2796944/ http://www.businessinsider.com/what-are-side-stitches-2015-2 Images: https://commons.wikimedia.org/wiki/File:Respiratory_system.svg https://commons.wikimedia.org/wiki/File:Gray1035.png
Views: 1746492 SciShow
Oklo, the Two Billion Year Old Nuclear Reactor
 
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SciShow takes you to a uranium deposit in Africa where, eons ago, a unique set of conditions came together to form the world’s only known natural nuclear reactor. Check it out! No radiation suit required! Hosted by: Hank Green ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Thanks Tank Tumblr: http://thankstank.tumblr.com Sources:
Views: 1994127 SciShow
The Real Story of Asbestos
 
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It seemed like a miracle stone, and eventually, the ancient Greeks, Romans, and Egyptians all started using it, too. Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Justin Lentz, David Campos, Chris Peters, and Fatima Iqbal. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.state.nj.us/health/iep/asbestos_faq.shtml http://www.atsdr.cdc.gov/noa/docs/Asbestos-%20Overview.pdf http://www.nlm.nih.gov/medlineplus/pulmonaryfibrosis.html https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2304688/?page=2 http://www.jdsupra.com/legalnews/the-occurrence-of-pulmonary-fibrosis-and-86596/ http://www.asbestos-attorney.com/pilot3-2.htm https://books.google.com/books?id=eYHEEWhye94C&pg=PA448&lpg=PA448&dq=asbestos+term+amiantus&source=bl&ots=u_0UmB_3j9&sig=-ICCCplXsorwd4RXC0PJmVe8jtY&hl=en&sa=X&ved=0CDYQ6AEwA2oVChMI1bPvuPfJxwIVxaWICh06Qgfu#v=onepage&q&f=false http://www.newspapers.com/newspage/73561607/
Views: 864219 SciShow
Metal vs. Bacteria
 
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Even before we knew what bacteria were capable of, we were using certain metals to help fight off their effects.. Hank Green explains how on this episode of SciShow. Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Chris Peters, Philippe von Bergen, Fatima Iqbal, John Murrin, Linnea Boyev, Justin Lentz, and David Campos. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: Antimicrobial activity of metal: mechanisms, molecular targets and applications (2013) http://www.nature.com/nrmicro/journal/v11/n6/full/nrmicro3028.html Metal-based antibacterial substrates for biomedical applications (2015) http://pubs.acs.org/doi/abs/10.1021/acs.biomac.5b00773 Antimicrobial polymers with metal nanoparticles (2015) http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4307351/ Images: https://en.wikipedia.org/wiki/Edwin_Smith_Papyrus#/media/File:Edwin_Smith_Papyrus_v2.jpg https://simple.wikipedia.org/wiki/Alexander_Fleming#/media/File:Alexander_Fleming_1945.jpg https://en.wikipedia.org/wiki/Silver#/media/File:Silver_crystal.jpg
Views: 1003312 SciShow
How Does Hair Know When to Stop Growing?
 
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The hair on your scalp can get really long, but your leg hair doesn’t sweep the floor. Why not? Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Christopher Prevoe, Justin Ove, John Szymakowski, Peso255, Ruben Galvao, Fatima Iqbal, Justin Lentz, and David Campos. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources:http://www.webmd.com/skin-problems-and-treatments/hair-loss/science-hair?page=2 https://www.aad.org/dermatology-a-to-z/for-kids/about-hair/how-hair-grows http://www.loc.gov/rr/scitech/mysteries/grayhair.html http://physrev.physiology.org/content/81/1/449#ref-533 http://www.livestrong.com/article/109520-eyebrow-growth-rate/ http://stemcells.nih.gov/info/basics/pages/basics1.aspx http://physrev.physiology.org/content/81/1/449#ref-533 http://news.yale.edu/2011/09/01/yale-scientists-find-stem-cells-tell-hair-its-time-grow
Views: 823383 SciShow
Why Do Planes Fly So High?
 
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We’ve all been flying high ever since the development of the jet engine in the mid-1950s. But why were jets were designed to fly at those high altitudes in the first place? Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Chris Peters, John Szymakowski, Peso255, Fatima Iqbal, Justin Lentz, and David Campos. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.airliners.net/aviation-forums/tech_ops/read.main/56218/ http://www.decodedscience.com/why-do-jet-airplanes-fly-at-high-altitudes/9815 https://www.grc.nasa.gov/www/k-12/BGP/PAT/Fuel_and_Air2_act.htm https://www.grc.nasa.gov/www/K-12/airplane/lift1.html
Views: 699670 SciShow
Plasma, The Most Common Phase of Matter in the Universe
 
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Get to know plasma, the most common, but probably least understood, phase of matter in the universe! Hosted by: Michael Aranda ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.universetoday.com/84361/plasma/ http://www.scientificamerican.com/article/quotwhat-causes-the-stran/ http://www.plasmacoalition.org/plasma_writeups/lightning.pdf http://ec.europa.eu/research/energy/euratom/index_en.cfm?pg=fusion&section=plasma-physics http://education.jlab.org/qa/plasma_02.html http://science.howstuffworks.com/nature/natural-disasters/lightning.htm http://www.universetoday.com/50734/states-of-matter/ http://home.howstuffworks.com/fluorescent-lamp.htm http://science.howstuffworks.com/environmental/energy/plasma-converter.htm http://csep10.phys.utk.edu/astr162/lect/light/ionization.html Images: http://en.wikipedia.org/wiki/Erasmus_of_Formia#mediaviewer/File:Falkensteiner_Retabel_Drehfl%C3%BCgel_rechts_au%C3%9Fen.jpg http://en.wikipedia.org/wiki/St._Elmo%27s_fire#mediaviewer/File:Elmo%27s_fire-2.jpg http://en.wikipedia.org/wiki/William_Crookes#mediaviewer/File:Sir_William_Crookes_1906.jpg http://commons.wikimedia.org/wiki/File:PSM_V48_D855_Crookes_tubes.jpg http://commons.wikimedia.org/wiki/File:Gerds_plasma.jpg http://en.wikipedia.org/wiki/Star#mediaviewer/File:The_Sun_by_the_Atmospheric_Imaging_Assembly_of_NASA%27s_Solar_Dynamics_Observatory_-_20100819.jpg http://commons.wikimedia.org/wiki/File:Lightning3.jpg
Views: 733547 SciShow
What Happens When You Faint?
 
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Why do we faint? Because sometimes, your nervous system just doesn’t know what to do with itself. Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, John Szymakowski, Fatima Iqbal, Justin Lentz, David Campos, and Chris Peters. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://faculty.weber.edu/molpin/healthclasses/1110/bookchapters/stressphysiologychapter.htm http://intermountainhealthcare.org/ext/Dcmnt?ncid=520408204 http://circ.ahajournals.org/content/106/9/1048.full http://circ.ahajournals.org/content/113/16/e715.full http://www.ncemi.org/cse/cse0101.htm http://www.nhs.uk/Conditions/Fainting/Pages/Causes.aspx
Views: 798226 SciShow
What Does Your Uvula Do?
 
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Ever wonder what that dangling thing in the back of your throat is good for? Hank Green explains in this episode of SciShow Quick Questions. Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, David Campos, Chris Peters, Philippe von Bergen, Lilly Grainger, Happy Birthday!!, Fatima Iqbal, and Justin Lentz. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: Etymology of “uvula” http://www.etymonline.com/index.php?term=uvula Why do we have a uvula?: literature review and a new theory http://onlinelibrary.wiley.com/doi/10.1111/j.1365-2273.2004.00886.x/abstract Structure of the human uvula http://www.tandfonline.com/doi/abs/10.1080/00016489950180685 A histological comparison of the uvula between snorers and non-snorers http://onlinelibrary.wiley.com/enhanced/doi/10.1111/j.1365-2273.1995.tb01591.x Morphology of the uvula in obstructive sleep apnea http://www.ncbi.nlm.nih.gov/pubmed/2782743
Views: 1379018 SciShow
5 Things Your Nails Can Say About Your Health
 
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Your nails can do more than just look pretty. They can tell you some things about your health! ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Justin Lentz, David Campos, Chris Peters, and Fatima Iqbal. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: https://www.aad.org/dermatology-a-to-z/for-kids/about-nails/how-nails-grow http://health.clevelandclinic.org/2015/05/6-things-your-nails-can-say-about-your-health/ http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3726881/ https://books.google.com/books?id=ekr4Bt683c8C&pg=PT244&lpg=PT244&dq=nail+pitting+inflammation+of+matrix&source=bl&ots=Vp2EmhSure&sig=-rAZbLYOuhJB6Y-eJraVMod0_p4&hl=en&sa=X&ved=0CEwQ6AEwBmoVChMI-sOBs9PYxwIVxZSICh3Lfg81#v=onepage&q&f=false http://www.nhlbi.nih.gov/health/health-topics/topics/raynaud http://www.nhs.uk/conditions/Fungal-nail-infection/Pages/Introduction.aspx http://www.aafp.org/afp/2004/0315/p1417.html#afp20040315p1417-f6
Views: 2408427 SciShow
Why Do We Have Baby Teeth?
 
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What’s up with baby teeth? Do other animals have them, and what are they good for -- other than squeezing money out of the tooth fairy? We have the answers! Hosted by: Hank Green ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Thanks Tank Tumblr: http://thankstank.tumblr.com Sources: http://www.nhm.ac.uk/nature-online/evolution/what-is-the-evidence/morphology/milk-teeth/ http://www.uic.edu/classes/orla/orla312/DeciduousDent.htm http://www.vivo.colostate.edu/hbooks/pathphys/digestion/pregastric/dentalanat.html
Views: 731618 SciShow
Why Do I Have to Use a Number 2 Pencil?
 
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Why do exams always tell you to use a number 2 pencil? What happens if you don’t? Quick Questions explains! Hosted by: Michael Aranda ---------- Messages from our Subbable subscribers: “Man, I was really holding out for that lab coat!” - Erik Avalos “Flabbergasted lemmings elegantly circumnavigate unanticipated pandemoniums utilizing transparent aluminium hovercraft.” - Eric Svensson “I thank God for your work, SciShow team!” - Jay J. Atherton “Piret you are awesome and truly good friend” - Stiina Sild “Practice. Don't wait until you are good at something to do it.” - Mike Chaput “Thank you, Kim for my beautiful babies! Go Science!” - Jonathon Dunn “Proud to support SciShow. You should too!” - Sharon Vaughn “Rainy days a perfect!” - Viktorija Zuran “Love you Scott. In our hearts forever ❤ UMW Theatre” - Sam Wilhelm “Don't Forget to Be Awesome.” - Elise Logan ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Lentz, John Szymakowski, Ruben Galvao, and Peso255. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www-03.ibm.com/ibm/history/ibm100/us/en/icons/testscore/ http://www.todayifoundout.com/index.php/2010/10/why-you-used-to-have-to-use-2-pencils-with-scantron-forms/ http://mentalfloss.com/article/24832/what-makes-2-pencils-so-special http://pencils.com/what-is-a-no-2-pencil/ http://www.howeverythingworks.org/page1.php?QNum=1529
Views: 1254410 SciShow
How the Vitamins Got Their Names
 
04:48
The list of vitamins can be kind of confusing, what with all those B vitamins and a random K thrown in. But every name has its story. Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Christopher Prevoe, Justin Ove, John Szymakowski, Peso255, Ruben Galvao, Fatima Iqbal, Justin Lentz, and David Campos. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: https://books.google.com/books?id=1CMHiWum0Y4C http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3593520/ http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2236198/ http://onwisconsin.uwalumni.com/features/the-birth-of-vitamin-a/ http://www.ncbi.nlm.nih.gov/pubmed/23183299 http://www.clinchem.org/content/43/4/680.long http://www.nlm.nih.gov/medlineplus/druginfo/natural/983.html
Views: 363310 SciShow
Why Is Only Half of My Nose Working?
 
02:49
Ever notice how one side of your nose always seems to be more stuffed than the other? What’s up with that? Quick Questions knows! Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Christopher Prevoe, Justin Ove, John Szymakowski, Peso255, Ruben Galvao, Fatima Iqbal, Justin Lentz, and David Campos. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources:http://mentalfloss.com/article/30363/why-does-your-nose-get-stuffy-one-nostril-time http://www.abc.net.au/science/articles/2000/11/01/198395.htm?site=science/greatmomentsinscience http://news.stanford.edu/news/1999/november10/smell-1110.html http://www.emptynosesyndrome.org/turbinate-tutorial/role-of-turbinates-humidification/ http://www.ncbi.nlm.nih.gov/pubmed/23576311
Views: 1468575 SciShow
What Causes Pins and Needles?
 
02:26
Ever wondered what causes that strange tingling feeling? Well, settle in as Quick Questions explains how it works. Just be careful how you sit. Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Justin Lentz, David Campos, Chris Peters, and Fatima Iqbal. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.ninds.nih.gov/disorders/paresthesia/paresthesia.htm http://mentalfloss.com/article/21035/why-do-limbs-fall-asleep http://www.livescience.com/33727-pins-needles-sensation.html http://www.ncbi.nlm.nih.gov/pubmed/20592403 http://www.betterhealth.vic.gov.au/bhcv2/bhcarticles.nsf/pages/Pins_and_needles http://www.nhs.uk/conditions/Pins-and-needles/Pages/Introduction.aspx
Views: 853532 SciShow
Why Do We Wrinkle When Wet?
 
02:10
Why do your fingers and toes get wrinkly when they’ve been in the water too long? Short answer: Your nerves. Longer answer: Evolution. Hosted by: Michael Aranda ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Christopher Prevoe, Justin Ove, John Szymakowski, Peso255, Ruben Galvao, Fatima Iqbal, Justin Lentz, and David Campos. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources:
Views: 998592 SciShow
Why Do Boomerangs Come Back?
 
02:25
Learning to throw a boomerang properly takes a lot of practice. And aerodynamics. ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Justin Lentz, David Campos, Chris Peters, and Fatima Iqbal. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://ullagunga.com/UllagungaSampleChapter.pdf http://www.thenakedscientists.com/HTML/questions/question/1827/ http://hyperphysics.phy-astr.gsu.edu/hbase/brng.html#brng4 http://hyperphysics.phy-astr.gsu.edu/hbase/pber.html#airf http://www.popsci.com/article/technology/what-makes-boomerang-come-back
Views: 591866 SciShow
What Causes Sunburns?
 
02:34
Why does too much sun turn some people’s skin all red and shiny? Quick Questions explains! ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Chris Peters, John Szymakowski, Peso255, Fatima Iqbal, Justin Lentz, and David Campos. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3985496/ http://health.howstuffworks.com/skin-care/beauty/sun-care/question637.htm http://health.howstuffworks.com/skin-care/beauty/sun-care/active-ingredients-in-sunscreen.htm http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2564815/ http://health.howstuffworks.com/skin-care/beauty/sun-care/sunscreen.htm http://www.livescience.com/38039-what-causes-sunburns.html
Views: 477506 SciShow
Why Does Your Stomach Make Noises?
 
01:50
Your digestive system makes weird noises sometimes. You can’t really stop it from happening, but you can find out why it happens in the first place! Hosted by: Michael Aranda ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Lentz, John Szymakowski, Ruben Galvao, and Peso255. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://health.howstuffworks.com/human-body/systems/digestive/stomach-growling1.htm http://www.businessinsider.com/why-does-my-stomach-growl-2014-8
Views: 814970 SciShow
The Science of Lewy Body Dementia
 
04:25
This week in SciShow News we dissect what a Lewy Body is and what they are capable of doing. Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, David Campos, Chris Peters, Philippe von Bergen, Lilly Grainger, Happy Birthday!!, Fatima Iqbal, and Justin Lentz. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: https://theconversation.com/robin-williams-had-dementia-with-lewy-bodies-so-what-is-it-and-why-has-it-been-eclipsed-by-alzheimers-50221 http://www.lbda.org/content/lbda-clarifies-autopsy-report-comedian-robin-williams http://www.lbda.org/content/lewy-who http://www.parkinson.org/understanding-parkinsons/what-is-parkinsons http://www.ihcworld.com/_protocols/general_ICC/staining.htm http://ghr.nlm.nih.gov/gene/SNCA http://www.ncbi.nlm.nih.gov/pubmed/12012571
Views: 340159 SciShow
Why Do Bruises Change Colors?
 
02:24
What happens in your body after you get a bruise? Quick Questions explains! ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Chris Peters, John Szymakowski, Peso255, Fatima Iqbal, Justin Lentz, and David Campos. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://health.howstuffworks.com/skin-care/problems/beauty/bruise.htm http://highered.mheducation.com/novella/MixQuizProcessingServlet http://onlinelibrary.wiley.com/doi/10.1111/j.1939-3938.2009.01028.x/full http://proceedings.spiedigitallibrary.org/proceeding.aspx?articleid=838400 http://proceedings.spiedigitallibrary.org/proceeding.aspx?articleid=1273666 http://onlinelibrary.wiley.com/doi/10.1002/lsm.20494/abstract http://www.hmdb.ca/metabolites/HMDB01008 https://books.google.com/books?id=BKILM5KWFKwC&pg=PA241 https://books.google.com/books?id=_JdZN69AecoC&pg=RA4-PR1-IA2
Views: 518233 SciShow
Why Do People Go Bald?
 
02:40
How does balding work? Why does it happen? And why are men so much more likely to lose their hair than women? Quick Questions has the answers! Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Justin Lentz, David Campos, John Szymakowski, Peso255, Jeremy Peng, Avi Yaschin, and Fatima Iqbal. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://health.howstuffworks.com/wellness/hygiene-tips/bald.htm http://mentalfloss.com/article/54336/what-causes-baldness http://www.nature.com/ng/journal/v40/n11/full/ng.255.html http://www.nature.com/ng/journal/v40/n11/full/ng.228.html http://www.huffingtonpost.com/2014/11/08/hair-loss-baldness-cure_n_6101528.html
Views: 526806 SciShow
Do Fish Drink Water?
 
02:26
You’d think that animals that lived in water wouldn’t have to drink it -- but some fish do. Learn all about how different kinds of fish get the fresh water that they need to survive. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.amnh.org/exhibitions/past-exhibitions/water-h2o-life/life-in-water/surviving-in-salt-water http://www.macmillanhighered.com/catalog/static/whf/phelanpreview/doc/01_fish.pdf http://www.scientificamerican.com/article/why-do-some-fish-normally/
Views: 1273842 SciShow
3 Weird Things That Domestication Did to Dogs
 
03:37
There’s a lot we don’t know about how and when dogs were first domesticated. But we do know that the process made dogs very different from their wild cousins, in some unexpected ways. Hosted by: Michael Aranda ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://journals.plos.org/plosgenetics/article?id=10.1371/journal.pgen.1004016 http://www.genetics.org/content/197/3/795.full http://www.nature.com/nature/journal/v495/n7441/full/nature11837.html http://www.nature.com/news/dog-s-dinner-was-key-to-domestication-1.12280 http://www.nature.com/ng/journal/v39/n10/full/ng2123.html http://www.sciencedaily.com/releases/2014/01/140116190137.htm?utm_source=rss&utm_medium=rss&utm_campaign=genomes-of-modern-dogs-and-wolves-provide-new-insights-on-domestication
Views: 1214528 SciShow
Why Does Cilantro Taste Like Soap?
 
02:53
It's the controversy that plagues dinner tables the world over. Cilantro tastes like soap to some people, but they may not just be picky. It could be genetic. Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Justin Lentz, David Campos, John Szymakowski, Peso255, Jeremy Peng, Avi Yaschin, and Fatima Iqbal. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.nature.com/news/soapy-taste-of-coriander-linked-to-genetic-variants-1.11398 http://www.npr.org/sections/thesalt/2012/09/14/161057954/love-to-hate-cilantro-its-in-your-genes-and-maybe-in-your-head http://www.nytimes.com/2010/04/14/dining/14curious.html?_r=0
Views: 680008 SciShow
Lead: The Original Artificial Sweetener
 
04:54
Lead is really useful when you add it to things like paint and gasoline. Problem is, it’s also poisonous. Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, John Szymakowski, Fatima Iqbal, Justin Lentz, David Campos, and Chris Peters. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.atsdr.cdc.gov/toxfaqs/TF.asp?id=93&tid=22 http://www.thenation.com/article/secret-history-lead?page=0,0 http://www.rsc.org/chemistryworld/News/2007/January/19010702.asp http://www.niehs.nih.gov/health/topics/agents/lead/ http://www.theatlantic.com/features/archive/2014/03/the-toxins-that-threaten-our-brains/284466/ http://www.radford.edu/~wkovarik/ethylwar/IJOEH.pdf http://www.pbs.org/benfranklin/l3_inquiring_medical.html https://books.google.co.nz/books?id=oAAAAAAAMBAJ&pg=PA94&hl=en#v=onepage&q&f=false http://www.slate.com/articles/news_and_politics/explainer/2007/08/why_do_they_put_lead_paint_in_toys.html http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1139187/ http://www.smithsonianmag.com/arts-culture/sugar-of-lead-a-deadly-sweetener-89984487/?no-ist
Views: 708695 SciShow
Do Plants Get Cancer?
 
02:18
Have you ever seen a tree with a big, twisted knot growing out of it? That’s just one way that plants can show signs of cancer. Quick Questions explains. Hosted by: Hank Green ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.nature.com/nrc/journal/v10/n11/full/nrc2942.html http://www.huntington.org/uploadedFiles/Files/PDFs/GIB-DoPlantsGetCancer.pdf http://www.nytimes.com/2013/07/16/science/can-plants-get-cancer.html http://www.popsci.com/article/science/ask-anything-do-plants-get-cancer http://forest.mtu.edu/research/hwbuck/hardwood_defects/galls.html Annotations Patreon: https://www.patreon.com/scishow How do fingerprints form?: http://www.youtube.com/watch?v=WZL7OpFq0fw Why we age and how do we stop it: http://www.youtube.com/watch?v=jqCo-McgHLw Merch: http://store.dftba.com/collections/scishow
Views: 630078 SciShow
The Quest for Glueballs
 
08:18
The quantum world is weird. Today we're looking at a strange particle called a glueball that contains no matter...they're made of pure force! https://www.kickstarter.com/projects/veritasium/snatoms-the-magnetic-molecular-modeling-kit Annotations: Higgs Boson Discovery! We think?: https://youtu.be/sb8mPtdARMk Fundamental Forces of Physics Playlist: https://www.youtube.com/playlist?list=PLsNB4peY6C6JDc1HcVKjjYzVB0BYEXexd Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Chris Peters, Philippe von Bergen, Fatima Iqbal, John Murrin, Linnea Boyev, Justin Lentz, and David Campos. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.tuwien.ac.at/en/news/news_detail/article/9706/ http://journals.aps.org/prl/abstract/10.1103/PhysRevLett.115.131601 http://www4.hcmut.edu.vn/~huynhqlinh/olympicvl/tailieu/physlink_askexpert/ae607.cfm.htm http://www.wisegeek.com/what-is-a-gluon.htm http://home.cern/about/physics/standard-model http://www.particleadventure.org/color.html http://arstechnica.com/science/2015/10/missing-glueballs-are-sticky-problem-for-particle-physics/ http://www.livescience.com/52558-glueballs-potentially-found-lhc.html http://phys.org/news/2015-10-particle-purely-nuclear.html http://www.sciencedaily.com/releases/2015/10/151013103227.htm http://www.gluex.org/GlueX/Home.html http://www.fair-center.eu/public/experiment-program/antiproton-physics/panda.html http://www.tandfonline.com/doi/abs/10.1080/01422418308242491 http://webs.morningside.edu/slaven/Physics/atom/atom2.html http://www.physlink.com/Education/AskExperts/ae565.cfm http://newscenter.lbl.gov/2005/10/27/closing-in-on-the-elusive-glueball/ http://motherboard.vice.com/read/there-is-growing-evidence-that-our-universe-is-a-giant-hologram http://www.whillyard.com/science-pages/holographic.html http://www.actaphys.uj.edu.pl/_cur/store/sup8/pdf/s8p0289.pdf Images: https://commons.wikimedia.org/wiki/File:CERN_LHC_Tunnel1.jpg https://en.wikipedia.org/wiki/File:Nucleus_drawing.svg https://commons.wikimedia.org/wiki/File:Pine_tree_trunk.jpg https://commons.wikimedia.org/wiki/File:CERN_Control_Center.jpg
Views: 661058 SciShow
Does Thinking Hard Burn More Calories?
 
02:28
Your brain uses tons of calories, just in its daily work of keeping you alive. So does thinking extra hard use even MORE calories? QQ fills you in! Hosted by: Hank Green ---------- Messages from our Subbable subscribers: “Michael, always be curious, Love Mom and Dad.” - Jennifer Daniels “Carl Sandburg Junior High STEM students say: Science ROCKS!” - Al Stevenson “na na na na na na na na na Batman!” - Jude Limus "Happy 3 years together Katie :-) Here's for many more" - Lionel Pierson “Greg recommends Alert the Medic - The Phantom Moves” - Greg “Thanks for keeping the world a more educated place SciShow!!” - Collin “Thanks for not forgetting to be awesome, Michelle & Shannon!” - April Ashby “Happy 1st Birthday, Austin!” - April Ashby “My kids love SciShow, keep it gong!” - John Stelling “Science rocks!” - Jordan Hawkins ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Lentz, John Szymakowski, Ruben Galvao, and Peso255. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.scientificamerican.com/article/thinking-hard-calories/ http://io9.com/5920970/how-many-calories-does-thinking-burn http://www.popsci.com/scitech/article/2006-07/mental-workout http://www.nytimes.com/2008/09/02/science/02qna.html?_r=0
Views: 409242 SciShow
Why are we Ticklish?
 
02:27
What’s up with ticklishness? And are other animals ticklish, too? Quick Questions has the answers! Hosted by: Hank Green ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Thanks Tank Tumblr: http://thankstank.tumblr.com Sources: http://www.americanscientist.org/my_amsci/restricted.aspx?act=pdf&id=3098542719473 http://www.ncbi.nlm.nih.gov/pubmed/14699372
Views: 770175 SciShow
Why Do We Have Blind Spots?
 
02:29
Your brain is lying to you about what you see-- find out why in this Quick Question! Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, David Campos, Chris Peters, Philippe von Bergen, Lilly Grainger, Happy Birthday!!, Fatima Iqbal, and Justin Lentz. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.livescience.com/52033-human-blind-spot-can-shrink.html http://io9.com/5804116/why-every-human-has-a-blind-spot---and-how-to-find-yours https://visionaryeyecare.wordpress.com/2008/08/04/eye-test-find-your-blind-spot-in-each-eye/ http://serendip.brynmawr.edu/bb/blindspot1.html https://en.wikipedia.org/wiki/Blind_spot_(vision) http://www.britannica.com/science/blind-spot http://www.sciencedirect.com/science/article/pii/S0960982215008295
Views: 323859 SciShow
The Mystery of the Barreleye Fish
 
03:59
In the Pacific Ocean, there lives a fish that's . . . a little different. Hank tells you all about the Pacific barreleye fish! Hosted by: Hank Green ------------------------------- Messages from our Subbable subscribers: “Seeking the expansion of the mentals for always.” - Michael “I wish I'd gotten the lab coat.” - Cassandra Baker Lee “Haikus are easy. But sometimes they don't make sense. Refrigerator.” - Nicholas Leek “You have always and will always matter. You are loved.” - Heli “Science for the win!” - Adam Berkan “What have I got in my pocket?” - Owen Bruch “I had to spend my Subbable money on something!” - Owen Bruch “Happy Naw Ruz everyone!” - Laura “Kevin is my favorite penguin.” - Kelly ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout outs go to Justin Lentz, John Szymakowski, Ruben Galvao, and Peso255. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.mbari.org/news/news_releases/2009/barreleye/barreleye.html http://darwin.biology.utah.edu/PiqueArticles/SeeThru-shiMacropinnaMicrostoma-barreleyefish.pdf http://evolution.berkeley.edu/evolibrary/article/fishtree_03 http://www.jstor.org/discover/10.2307/25512162 http://www.livescience.com/5322-strange-fish-head.html http://www.fromquarkstoquasars.com/the-barreleye-fish/ http://www.afsc.noaa.gov/Publications/AFSC-TM/NOAA-TM-AFSC-229.pdf http://www.fishbase.org/summary/2704
Views: 1039599 SciShow
Did Dinosaurs Really Have Feathers?
 
04:43
At least one entire class of dinosaurs seems to have had feathers—including velociraptors, and probably T. rex. Find out how we know, and how we even know what color some of them were! If you liked this video, check out more videos about natural history and paleontology on SciShow's sister channel, Eons: https://www.youtube.com/eons Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Justin Lentz, David Campos, Philippe von Bergen, Chris Peters, Lilly Grainger, Happy Birthday!!, and Fatima Iqbal. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.nature.com/nature/journal/v484/n7392/abs/nature10906.html http://www.nature.com/news/palaeontology-the-truth-about-t-rex-1.13988 http://phenomena.nationalgeographic.com/2013/01/28/p-is-for-pelecanimimus/ http://phenomena.nationalgeographic.com/2012/12/31/hooray-for-dinofuzz/ http://www.smithsonianmag.com/science-nature/dinosaurs-living-descendants-69657706/?all http://www.smithsonianmag.com/science-nature/colorful-plumage-began-with-feathered-dinosaurs-180949691/ http://news.nationalgeographic.com/news/2010/01/100127-dinosaur-feathers-colors-nature/ http://www.nature.com/news/rival-species-recast-significance-of-first-bird-1.16469 http://www.nature.com/ncomms/journal/v3/n1/abs/ncomms1642.html http://www.livescience.com/24745-archaeopteryx.html http://www.scientificamerican.com/article/new-fossil-reveals-velociraptor-sported-feathers/ http://www.dinosaur-world.com/feathered_dinosaurs/sinosauropteryx_prima.htm http://www.amnh.org/exhibitions/past-exhibitions/dinosaurs-ancient-fossils-new-discoveries/liaoning-diorama/a-feathered-tyrant http://news.nationalgeographic.com/news/2013/06/130614-dinosaur-xray-bird-color-feather-archaeopteryx/ http://www.dinodictionary.com/index.asp
Views: 339272 SciShow
The Leidenfrost Effect: How to Make a Liquid Levitate
 
03:30
In this video Michael Aranda explains what the Leidenfrost Effect is, and how it can cause liquid to 'levitate'. Hosted by: Michael Aranda ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.ncbi.nlm.nih.gov/pubmed/2058218 https://books.google.com/books?id=9wmgYl49YQ0C&pg=PA91&lpg=PA91&dq=joh ann+leidenfrost&source=bl&ots=13dysZZkrP&sig=3n1Xj1n6f8omb1OmTcARMV0fL RU&hl=en&sa=X&ei=xunDVPLqMcGmgwShloPoDg&ved=0CDAQ6AEwAzgK#v=one page&q=johann%20leidenfrost&f=false http://pages.uoregon.edu/msiuo/taylor/fractalfiles/Film-Boiling%20Liquids.pdf http://link.aps.org/accepted/10.1103/PhysRevLett.109.074301 http://www.nature.com/srep/2012/121010/srep00720/full/srep00720.html http://www.pmmh.espci.fr/fr/gouttes/Publications_files/Dupeux2014.pdf http://www.epa.gov/rpdweb00/docs/cleanup/nanotechnology/chapter-3-lab-on- a-chip.pdf http://www.bath.ac.uk/news/2013/09/05/leidenfrost-maze/
Views: 743511 SciShow
Why Do Things Look Darker When They're Wet?
 
02:04
It’s kinda embarrassing when you spill stuff on your shirt and it makes a stain. So you might as well understand the science behind it, so at least you can act all smart and explain it to people. Hosted by: Michael Aranda Spill Man: Stefan Chin Angry Mob: Megan Toenyes, Travis Morss, Matt Gaydos, Lou Winkler, Sarah Gullickson, Valerie Barr. ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Christopher Prevoe, Justin Ove, John Szymakowski, Peso255, Ruben Galvao, Fatima Iqbal, Justin Lentz, and David Campos. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.quora.com/Why-do-some-things-appear-darker-when-they-get-wet http://www.victoria.ac.nz/scps/about/staff/pdf/darkerwhenwet.pdf
Views: 482186 SciShow
How Do My Fingerprints Form?
 
03:04
How do fingerprints form? Even though many people think it’s random, a lot of it has to do with your genes! Hosted by: Hank Green ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Annotations: Why Are There Animals on My Face?!: https://www.youtube.com/watch?v=fRQG8C94yJ4&list=UUZYTClx2T1of7BRZ86-8fow Twins x Twins = Twins? https://www.youtube.com/watch?v=f5xroTbYrRw Sources: http://www.pnas.org/content/108/19/7733.full.pdf http://www.scientificamerican.com/article/are-ones-fingerprints-sim/ http://math.arizona.edu/~anewell/publications/Fingerprint_Formation.pdf http://biometrics.cse.msu.edu/Publications/Fingerprint/JainetalTwinFp_PR02.pdf http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0035704 http://www.crime-scene-investigator.net/fingerprintsourcebookchp3.pdf http://www.livescience.com/30-lasting-impression-fingerprints-created.html
Views: 406547 SciShow
Xenotransplantation: When People Get Animal Parts
 
04:45
How can we transplant animal tissue into humans? And will we ever be able to grow customized organs? SciShow explains! Hosted by: Hank Green Written by: Alexa Billow ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Lentz, John Szymakowski, Ruben Galvao, and Peso255. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.nature.com/nmeth/journal/v10/n6/full/nmeth.2484.html?WT.ec_id=NMETH-201306 http://www.sciencedirect.com/science/article/pii/S0002870312003675 http://www.ncbi.nlm.nih.gov/pubmed/11921658 http://www.sciencedirect.com/science/article/pii/S0966327408000993 http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4154954/ http://www.nature.com/nbt/journal/v32/n8/full/nbt.2958.html http://www.madsci.org/posts/archives/1999-08/933633781.Me.r.html http://ac.els-cdn.com/S0966842X11001958/1-s2.0-S0966842X11001958-main.pdf?_tid=107416ae-d32f-11e4-ad25-00000aacb360&acdnat=1427316162_a2edc67e0219a3d87f0a2e09c0d66cbf http://www.hindawi.com/journals/jtrans/2012/842141/ http://hla.alleles.org/nomenclature/stats.html http://www.ncbi.nlm.nih.gov/pubmed/22453682
Views: 476700 SciShow
The Worst Nobel Prize Ever Awarded
 
09:26
SciShow explores the grim story of the lobotomy, the medical procedure that earned its inventor perhaps the most regrettable Nobel Prize in history. Hosted by: Michael Aranda ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.pbs.org/wgbh/aso/databank/entries/dh35lo.html http://www.sciencedirect.com.weblib.lib.umt.edu:8080/science/article/pii/S1045187003700296 http://ibro.info/wp-content/uploads/2012/12/Fulton-John-Faquhar.pdf http://www.nobelprize.org/nobel_prizes/medicine/laureates/1949/moniz-article.html http://lobotomy.umwblogs.org/the-begining/ http://www.gesnerus.ch/fileadmin/media/pdf/2005_1-2/077-101_Kotowicz.pdf
Views: 3179425 SciShow
Why Do Nuclear Bombs Make Mushroom Clouds?
 
02:44
If you’ve ever put your feet up on a warm summer’s day and played “spot the shape in the cloud,” you might’ve seen a kangaroo, a guy preparing to facepalm, maybe a mushroom... On second thought, hopefully not that last one. Hosted by: Michael Aranda ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Justin Lentz, David Campos, Philippe von Bergen, Chris Peters, Lilly Grainger, Happy Birthday!!, and Fatima Iqbal. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.deepspace.ucsb.edu/wp-content/uploads/2013/01/Effects-of-Nuclear-Weapons-1977-3rd-edition-complete.pdf Mushroom clouds forming over volcanoes and forest fires: http://www.theguardian.com/news/2012/jul/13/weatherwatch-clouds-atomic-mushroom Pyrocumulus above forest fires http://www.sciencedirect.com/science/article/pii/S1352231012000660 Brief overview of Rayleigh-Taylor instabilities http://www.quora.com/What-is-an-intuitive-explanation-of-the-Rayleigh-Taylor-instability Rayleigh-Taylor instabilities are important in supernovae: http://www.annualreviews.org/doi/full/10.1146/annurev.astro.38.1.191 Video of Rayleigh-Taylor instability with water of different temperatures https://www.youtube.com/watch?v=yabqo7VFTYs Video of Rayleigh-Tayor instability with salt and pure water. https://www.youtube.com/watch?v=NI85oC-3mJ0 General (not primary) resource – University paper http://www.ral.ucar.edu/staff/jvigh/documents/vigh_adjustment_mechanisms.pdf
Views: 535688 SciShow
The Real Paleo Diet
 
03:18
The paleo diet is becoming more popular, but research suggests its claims aren’t all that scientific. Hosted by: Michael Aranda ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Lentz, John Szymakowski, Ruben Galvao, and Peso255. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://ajcn.nutrition.org/content/71/3/682.full http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2377015/
Views: 560734 SciShow
How Much Energy Does The Internet Use?
 
04:39
The internet uses a lot of energy! But people have come up with ways to make it more efficient. This episode was produced in collaboration with and sponsored by Emerson. http://www.emerson.com/ilovestem Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Christopher Prevoe, Justin Ove, John Szymakowski, Peso255, Ruben Galvao, Fatima Iqbal, Justin Lentz, and David Campos. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.cisco.com/c/en/us/solutions/collateral/service-provider/visual-networking-index-vni/VNI_Hyperconnectivity_WP.html http://www.nrdc.org/energy/data-center-efficiency-assessment.asp http://www.energystar.gov/ia/products/power_mgt/downloads/DataCenter-Top12-Brochure-Final.pdf?b8eb-2c2a http://www.livescience.com/47552-data-centers-suck-enormous-aounts-of-electricity.html http://news.nationalgeographic.com/news/energy/2014/08/140826-nrdc-data-center-energy-waste/ http://www.nytimes.com/2012/09/23/technology/data-centers-waste-vast-amounts-of-energy-belying-industry-image.html?_r=0 http://science.time.com/2013/08/14/power-drain-the-digital-cloud-is-using-more-energy-than-you-think/ https://www.energystar.gov/index.cfm?c=power_mgt.datacenter_efficiency_hotcold_aisles https://www.energystar.gov/index.cfm?c=power_mgt.datacenter_efficiency_virtualization https://www.energystar.gov/index.cfm?c=power_mgt.datacenter_efficiency_inlet_temp
Views: 579700 SciShow
Why is Red Meat ... Red?
 
02:42
When you cut into a nice, juicy steak what's all that liquid that pours out? Is it blood? It looks like blood. ...it's not blood. Hosted by: Michael Aranda ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, David Campos, Chris Peters, Philippe von Bergen, Lilly Grainger, Happy Birthday!!, Fatima Iqbal, and Justin Lentz. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://animals.howstuffworks.com/birds/ostrich-meat1.htm http://www.wiley.com/college/pratt/0471393878/instructor/structure/myoglobin_hemoglobin/index.html http://www.nytimes.com/2007/04/04/dining/04curi.html?_r=0 http://www.wiley.com/college/boyer/0470003790/structure/HbMb/mbhb_intro.htm
Views: 440408 SciShow
Why Does Your Breath Stink in the Morning?
 
01:52
At night, your mouth becomes the perfect home for growing bacteria. Forgive us if we don’t talk to you until after you brush your teeth. ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Justin Lentz, David Campos, John Szymakowski, Peso255, Jeremy Peng, Avi Yaschin, and Fatima Iqbal. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://mentalfloss.com/article/51348/what-causes-morning-breath http://www.ncbi.nlm.nih.gov/pmc/articles/PMC373626/ http://esciencecentral.org/journals/role-of-human-lactoferrin-in-oral-diseases-2332-0702.1000e108.php?aid=24826 http://www.ncbi.nlm.nih.gov/pubmed/15222464 https://books.google.com/books?id=cKWEGOzGz7MC&pg=PA22#v=onepage&q&f=false http://www.ncbi.nlm.nih.gov/pubmed/12847442 http://www.scientificamerican.com/article/beat-bad-breath-keep-mouth-bacteria-happy/?page=2
Views: 576805 SciShow
Why Is Heart Cancer So Rare?
 
02:25
Why don't we hear about people getting heart cancer? Turns out that some types of cells are less susceptible to cancer than others. Hosted by: Michael Aranda 'Curing Cancer' Link: https://www.youtube.com/watch?v=7tzaWOdvGMw&feature=iv&src_vid=0VC4-HHbvF4&annotation_id=annotation_1395015907 ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Chris Peters, Philippe von Bergen, Fatima Iqbal, John Murrin, Linnea Boyev, Justin Lentz, and David Campos. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://time.com/heart-cancer/ http://www.boston.com/news/health/articles/2008/11/24/why_dont_you_hear_about_people_getting_heart_cancer/ http://health.clevelandclinic.org/2012/11/can-you-get-heart-cancer/ http://www.mayoclinic.org/heart-cancer/expert-answers/faq-20058130 http://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0072594/ http://www.scientificamerican.com/article/there-are-many-kinds-of-c/ http://www.sciencemag.org/content/324/5923/98 Image Sources: https://commons.wikimedia.org/wiki/File:Myocardiocyte.png https://commons.wikimedia.org/wiki/File:Diagram_showing_a_malignant_tumour_CRUK_069.svg
Views: 1026523 SciShow
How Do Pandas Exist?
 
04:26
Adorable, sure, but how are you alive?? Giant pandas present a conservation challenge like no other. Find out how the bears eke out an existence in the wild, and why they’re proving so hard to save. Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Lentz, John Szymakowski, Ruben Galvao, and Peso255. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.popsci.com/science/article/2013-08/how-argue-someone-who-smirkily-says-pandas-deserve-die http://gizmodo.com/5841175/should-we-just-let-pandas-die-off-already http://nationalzoo.si.edu/animals/giantpandas/pandafacts/ http://blogs.discovermagazine.com/d-brief/2014/07/15/how-pandas-survive-on-a-diet-of-only-bamboo/#.VRjG1ZPF9Hg http://news.nationalgeographic.com/news/2011/10/111017-pandas-bamboo-bacteria-plants-meat-bears-animals-science/ http://news.sciencemag.org/biology/2014/07/how-pandas-survive-their-bamboo-only-diet http://www.newyorker.com/magazine/2013/09/02/bears-do-it http://animals.io9.com/giant-panda-breeding-efforts-have-actually-been-really-1614308529 http://www.livescience.com/49596-as-bamboo-forests-fade-can-pandas-survive.html
Views: 984821 SciShow