Instructional Video3:29
SciShow Kids

Solar-Powered Slugs

K - 5th
We need to eat food to fuel our bodies, but this special slug, called emerald elysia, can make food using sunlight - just like plants do! All organisms have external parts. Different animals use their body parts in different ways to see,...
Instructional Video5:33
SciShow

Cephalopods Have a Totally Wild Way of Adapting

12th - Higher Ed
With their squishy bodies and color-changing abilities, octopuses and other cephalopods already look like our planet’s resident aliens. But researchers have discovered yet another thing that separates them from most other animals on Earth!
Instructional Video3:55
SciShow

The Curious History of the Lab Rat

12th - Higher Ed
If you give them any thought at all, you probably associate them with sewers, cargo ships and maybe animated movies about animals that want to become French chefs. But for almost 200 years, tens of millions of rats have played a central...
Instructional Video10:34
SciShow

6 Surgical Devices Inspired by Nature

12th - Higher Ed
From the sharp mouthparts of mosquitoes to the sticky feet of geckos, researchers have found all kinds of amazing adaptations in the natural world that could be useful in the operating room. Chapters WASPS & TISSUE EXTRACTORS 2:05...
Instructional Video3:03
SciShow

How Do Animals Re-Grow Limbs (And Why Can't We?)

12th - Higher Ed
Starfish can regrow lost arms, and salamanders can sprout new limbs. So why can't we? Sci Show explains the science of regeneration, and explores the limitations the humans face -- and are trying to go beyond.
Instructional Video3:55
TED-Ed

TED-Ed: Poison vs. venom: What's the difference? - Rose Eveleth

Pre-K - Higher Ed
Would you rather be bitten by a venomous rattlesnake or touch a poisonous dart frog? While both of these animals are capable of doing some serious damage to the human body, they deliver their dangerous toxins in different ways. Rose...
Instructional Video13:30
TED Talks

Roger Hanlon: The amazing brains and morphing skin of octopuses and other cephalopods

12th - Higher Ed
Octopus, squid and cuttlefish -- collectively known as cephalopods -- have strange, massive, distributed brains. What do they do with all that neural power? Dive into the ocean with marine biologist Roger Hanlon, who shares astonishing...
Instructional Video7:01
SciShow

When The Universe Will End

12th - Higher Ed
Hank serves up a buffet of news items that includes an approximate date for the end of everything, scientific proof that when it comes to sex bigger IS better, and a look behind how the London Olympics are going green. Bon appetit!
Instructional Video3:12
SciShow Kids

Why Do Animals Have Tails?

K - 5th
Most animals with a backbone possess a tail, and they use them for all sorts of purposes. There isn’t just one reason for having a tail, it all depends on what the animal is adapted for.
Instructional Video3:41
SciShow Kids

Why Don’t Animals Need Sunscreen?

K - 5th
You should always wear sunscreen when you're playing outside, but you may have noticed that animals are outside all the time and they don't need sunscreen. Why?
Instructional Video5:35
SciShow

Are Your Eyes Part of Your Brain?

12th - Higher Ed
When you think of a brain, you probably imagine that pink, wrinkly organ in your skull, but we don’t have to stop there! Neither the brain’s functions, nor its cells, are confined to the organ we normally think of as the brain.
Instructional Video6:54
PBS

The Trouble With Trilobites

12th - Higher Ed
Trilobites are famous not just because they were so beautifully functional, or because they happened to preserve so well. They're known the world over because they were everywhere!
Instructional Video3:02
SciShow

The Mollusk Hiding Rare Minerals in its Teeth

12th - Higher Ed
Chitons are constantly scraping their teeth on rocks to eat the algae off of them, but that means their teeth need to be pretty tough. And it turns out one species's teeth are the hardest, stiffest biominerals in any living thing we've...
Instructional Video4:02
SciShow

Estivation: How Mucus Saved My Life

12th - Higher Ed
Learn how some animals have adapted to survive in some of the hottest and driest environments in the world, by covering themselves in mucus and calling it good.
Instructional Video15:43
SciShow Kids

Our Favorites | Compilation

K - 5th
Jessi and Squeaks are packing up for a long trip, but before saying goodbye, wanted to share some of their favorite videos.
Instructional Video3:58
SciShow Kids

Viewer Mail from Scotland! Science for Kids

K - 5th
Join Jessi and Squeaks as they answer questions in the first viewer mail episode from SciShow Kids!
Instructional Video4:16
SciShow Kids

Name That Poop!

K - 5th
Poop: it's gross... it's funny... it's educational?! Join Jessi and learn all about how you can observe poop in your neighborhood to figure out what kinds of animals live near you! Just don't touch it!
Instructional Video2:19
SciShow

Why Would a Butterfly Need a Bridge?

12th - Higher Ed
Meet the Duke of Burgundy, a species of butterfly that was saved from certain doom, thanks to a bridge.
Instructional Video2:50
SciShow

The Unique Reason Reindeer Change Their Eye Color

12th - Higher Ed
Plenty of animal eyes "glow" in the dark, but only one species has eyes that change color with the seasons.
Instructional Video12:41
TED Talks

TED: How we could eat real meat without harming animals | Isha Datar

12th - Higher Ed
What if you could eat chicken nuggets without harming a chicken? It's possible through "cellular agriculture," says Isha Datar. In a talk about cutting-edge science, she explains how this new means of food production makes it possible to...
Instructional Video11:17
SciShow

5 of the Coolest Partnerships Between Animals and Bacteria

12th - Higher Ed
This Valentine’s Day, send a little love to your bacterial buddies! Our microbes keep us healthy, but some bacteria give their animal companions superpowers, like immunity to poison, or even invisibility!
Instructional Video2:41
SciShow

Why Don't Humans Have a Mating Season?

12th - Higher Ed
Unlike lots of other animals, there’s no such thing as the “mating season” for humans, and it might have to do with how we raise our kids.
Instructional Video15:49
SciShow

SciShow QuizShow: Bad Blood and Weird Bugs

12th - Higher Ed
SciShow’s Executive producer Hank Green faces off against SciShow senior editor Alyssa Lerner in this Quiz Show about weird experiments and strange animal parts.
Instructional Video4:54
SciShow

Why are We So Much Chubbier than Other Apes?

12th - Higher Ed
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.