Science

Not everyone gets a winter as cold (or at the same time) as we do at SciShow, but no matter where you live, you may have wondered why venturing out into the cold often makes you have to pee more often. Hosted by: Hank Green ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow

Have you ever said, “No, a little to the left,” during a back scratch because the itch itself seemed to move? Well, it has to do with how your nerves and brain respond to the sensation. Hosted by: Michael Aranda SciShow is on TikTok! Check us out at https://www.tiktok.com/@scishow ———- Support SciShow by becoming a

That terrible pain the befalls us when enjoying an icy treat! How does that happen? Is there a cure? Let Hank explain. ———- 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:

Saturn’s rings, colored photography, and the discovery of electromagnetic waves all have have one thing in common. James Clerk Maxwell. Discover for yourself all the amazing contributions Maxwell made to science. Hosted by: Hank Green ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon supporters —

Offset your carbon footprint with Wren! They’ll protect 5 extra acres of rainforest for each of the first 100 people who sign up at https://www.wren.co/join/minuteearth. Optimal foraging theory means that turning down food is sometimes more efficient than eating it – but even then, what’s “wasted” doesn’t necessarily go to waste. LEARN MORE ************** To

Composting becomes more widespread and accessible all the time, keeping millions of tons of food waste from ending up in landfills every year. But there is one quirk of some composting programs that can be a little annoying: they don’t accept meat scraps. But why? And are there ways to overcome this limitation? SciShow would

SciShow is supported by Brilliant.org. Go to https://Brilliant.org/SciShow to get 20% off of an annual Premium subscription. Researchers were inspired by a certain purple villain to study the physics of finger snapping, and they found that the mundane hand motion is actually quite an impressive feat. Hosted by: Hank Green SciShow is on TikTok! Check

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

GiveWell is matching donations from first-time donors dollar for dollar up to $250. Click on https://bit.ly/3rHPv9a to donate and be sure to use the fundraiser code MINUTEEARTH at checkout to make sure your donation gets matched A broken bone might seem worse than a sprain, but you’ll get over it much more quickly. LEARN MORE

This year, science news has understandably focused a lot on COVID-19. But other science has carried on, and there have been plenty of amazing discoveries this year that we think deserve a spotlight, too! Hosted by: Hank Green SciShow is on TikTok! Check us out at https://www.tiktok.com/@scishow ———- Support SciShow by becoming a patron on

The temperature drops and you’re more likely to get a cold: Is this correlation or causation? We’re conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Michael Aranda ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon supporters:

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,

Go to http://Brilliant.org/SciShow to try their Applied Probability course. Sign up now and get 20% off an annual Premium subscription. Sleep is complicated. And there’s still a lot we don’t know about it, but zebrafish larvae are a surprisingly good place to look to learn more about what makes us sleepy. Hosted by: Hank Green

Go to https://brilliant.org/MinuteEarth to build your math & science skills! Food already in cupboards, supermarkets, & warehouses could feed humanity for 4 months, but potential food – berries, termites & krill – could extend that by another year. Thanks also to our Patreon patrons https://www.patreon.com/MinuteEarth and our YouTube sponsors. ___________________________________________ To learn more, start your

The first 100 people to use the code SCISHOW10 will receive 10% off their first purchase! This code is valid through the end of the year. Head to https://gift.climeworks.com/scishow to give the gift of CO₂ removal this holiday season. Thanks to Climeworks for sponsoring this video! Researchers created a “super jelly” that can survive being

We’d like to thank Focus Features for sponsoring this video – and for inviting us to pre-screen their summer 2015 film “Self/Less”. It’s a sci-fi flick that explores memory, consciousness, and immortality, and it made us think about the types of immortality that already exist here on Earth. A big thanks to Focus Features for

Even though doctors have been using general anesthesia for nearly 200 years, they haven’t really understood the details of how it temporarily shuts down your brain — until now. Hosted by: Michael Aranda SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at http://www.scishowtangents.org ———- Support SciShow by becoming a patron on

Research suggests that more diverse ecosystems are better for the bottom line. Thanks to the University of Minnesota for sponsoring this video! http://twin-cities.umn.edu/ Credits (and Twitter handles): Script Writer: Peter Reich Script Editor: Kate Yoshida (@KateYoshida) Video Illustrator: Ever Salazar (@eversalazar) Video Director: Emily Elert (@eelert) Video Narrator: Emily Elert (@eelert) With Contributions From: Henry

Chimpanzees and bonobos may be very close to us humans on the tree of life, but one of our differences is the way we store fat. That difference comes down to types of fat cells and our DNA. Hosted by: Hank Green SciShow is on TikTok! Check us out at https://www.tiktok.com/@scishow ———- Support SciShow by

Check out Terra Mater’s new video about the Skywalker Gibbon – and subscribe – at https://youtube.com/terramaterofficial. Most new species are discovered by amateurs because nowadays non-professionals are actually better suited to the requirements of new species “discovery.” LEARN MORE ************** To learn more about this topic, start your googling with these keywords: Taxonomy: The branch

Thanks to the University of Minnesota for sponsoring this video! http://twin-cities.umn.edu/ The same enzyme that used to save us is now killing us because the body reactions it catalyzes now cause more harm than good. Thanks also to our Patreon patrons https://www.patreon.com/MinuteEarth and our YouTube members. ___________________________________________ To learn more, start your googling with these

Hank gives you the facts on stem cells – what they are, what they’re good for, where they come from, and how they’re used in medicine. 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

This episode is sponsored by Wren, a website where you calculate your carbon footprint. Sign up to make a monthly contribution to offset your carbon footprint or support rainforest protection projects: https://www.wren.co/start/scishow While the Florida manatee is threatened by human activity in a myriad of ways, perhaps the most surprising among those threats is the

Get your FREE 2-month Skillshare trial: http://skl.sh/minuteearth2 The “Mountain or Valley?” illusion makes our brains turn valleys inside out. But inside-out valleys are a real thing, both on Earth and on Mars. Thanks to Skillshare for sponsoring this video, and to our supporters on https://www.patreon.com/MinuteEarth Watch: The “Mountain Or Valley?” Illusion by MinutePhysics ___________________________________________ If

Do you really need a daily shower to stay clean, or is it doing more harm than good? Some scientists have recommendations based on what we know about our skin — and what might be living on top of it. We’re conducting a survey of our viewers! If you have time, please give us feedback:

A big thank-you to our supporters on https://www.patreon.com/MinuteEarth : – Maarten Bremer – Jeff Straathof – Today I Found Out – Tony Fadell – Muhammad Shifaz – Mark Roth – Melissa Vigil – Valentin – Alberto Bortoni ___________________________________________ Credits (and Twitter handles): Script Writer: David Goldenberg (@dgoldenberg) Script Editor: Alex Reich Video Illustrator: Qingyang Chen

To start using Tab for a Cause, go to: http://tabforacause.org/r/minuteearth2 The pigments in our food all get destroyed on their way through our digestive system…so where do the colors of our poop and pee come from? Thanks also to our supporters on https://www.patreon.com/MinuteEarth ___________________________________________ FYI: We try to leave jargon out of our videos, but

Ancient civilizations developed clever solutions to their unique challenges and environments, and learning from those engineers can help us build a greener world today. Thumbnail Modified From: https://commons.wikimedia.org/wiki/File:Yakhchal_of_Yazd_province.jpg SciShow is on TikTok! Check us out at https://www.tiktok.com/@scishow ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Huge thanks go to the following Patreon

SciShow is supported by Brilliant.org. Go to https://Brilliant.org/SciShow to get 20% off of an annual Premium subscription. Both North and South America have their own species of marsupial, the opossum, but how they got so far away from their Australian relatives is a bit of a mystery. Hosted by: Michael Aranda SciShow is on TikTok!

Fire: it’s beautiful, it’s dangerous, and it shows up in surprising places. Here are five weird things you might have on hand that can go up in flames. Hosted by: Michael Aranda SciShow is on TikTok! Check us out at https://www.tiktok.com/@scishow ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Huge thanks go

To start using Tab for a Cause, go to: http://tabforacause.org/minuteearth2 There’s a huge seasonal difference in death rates that is propelled by a variety of factors including pathogen behavior and anatomical response to temperature changes. LEARN MORE ************** To learn more about this topic, start your googling with these keywords: Crude Death Rate: The number

If you want to make atoms THIS cold, you can’t just stick them in the freezer…you’ll need to take advantage of quantum mechanics! Hosted by: Michael Aranda SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at https://www.scishowtangents.org ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go

The pineapple. Sweet, juicy, and kind of painful. What is it about this tropical fruit that seems to bite us back? Hosted by: Hank Green SciShow is on TikTok! Check us out at https://www.tiktok.com/@scishow ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Huge thanks go to the following Patreon supporters for helping

In the past, some experiments were run in scary and unethical ways. From using children to unknowing subjects, these five experiments left people affected for the rest of their lives. Hosted by: Hank Green ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon supporters — we

Thanks for watching this video and thanks to all of our Patreon supporters who make MinuteEarth possible. If you’d like to support us as well, you can go to https://www.patreon.com/MinuteEarth. We really appreciate it. Thanks also to our Patreon patrons: – Vidhya Krishnaraj – Today I Found Out – Jeff Straathof – Mark Roth –

When you think of antihistamines, you’re probably only thinking about getting rid of a runny nose, but we’re learning that antihistamines can be used for nausea, insomnia, and even depression! Hosted by: Hank Green SciShow is on TikTok! Check us out at https://www.tiktok.com/@scishow ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Huge

Most plants use colorful flowers to attract their favorite pollinators. But Marcgravia evenia is trying to attract bats, so it needs to do things a little differently, leading to some unique-shaped leaves. Hosted by: Hank Green SciShow is on TikTok! Check us out at https://www.tiktok.com/@scishow ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow

Alzheimer’s isn’t contagious — at least, in the sense that you can’t catch it from being around somebody who has it. But, it turns out, it is transmissible, just not directly. Hosted by: Michael Aranda ———- Dooblydoo thanks go to the following Patreon supporters — we couldn’t make SciShow without them! Shout out to Justin

Get NordVPN at https://NordVPN.com/minuteearth. Use code MINUTEEARTH to save 77%! Earth’s outer shell is made of two materials whose different densities and thicknesses give rise to two distinct “levels” on the planet’s surface. Watch our new show Paradigms (U.S. servers only!): https://www.vrv.co/paradigms Thanks also to our Patreon patrons https://www.patreon.com/MinuteEarth and our YouTube sponsors. ___________________________________________ To

Hank answers a SciShow viewer’s most pressing question about what happens if the human body gets exposed to space. Would your head really explode? Like SciShow? http://www.facebook.com/scishow Follow SciShow! http://www.twitter.com/scishow T*umbl SciShow. http://scishow.tumblr.com References http://imagine.gsfc.nasa.gov/docs/ask_astro/answers/970603.html http://blogs.discovermagazine.com/badastronomy/2012/01/31/qba-what-happens-if-you-are-exposed-to-the-vacuum-of-space/#.UMGD-pPjn0g

The pothos plant grows really well in a lot of places, so you’d think they’d be easy to coax blossoms out of, but even the greenest thumbs haven’t seen this plant bloom naturally in over 60 years! Why are the pothos petals so shy? Hosted by: Hank Green SciShow has a spinoff podcast! It’s called

The terminal velocity of an object is the speed at which the force of drag equals the force of gravity on that object. Like SciShow on Facebook: http://www.facebook.com/scishow Follow SciShow on Twiter: http://www.twitter.com/scishow Narrated by Michael Aranda: http://www.youtube.com/michaelaranda All video footage used via Creative Commons license. See the full videos at the links below: http://www.youtube.com/watch?v=NH6lKiMq_v4&hd=1

In the past couple years, you may have found yourself wishing that all the viruses in the world just disappear. But be careful what you wish for… Hosted by: Hank Green SciShow is on TikTok! Check us out at https://www.tiktok.com/@scishow ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Huge thanks go to

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.

Do you ever think of what could cause the next big extinction? How about a super massive tropical storm that sweeps over continents? Hey, it could happen! Check out this SciShow Dose to see how a hypercane would be possible. Hosted by: Hank Green ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———-