Instructional Video4:35
TED-Ed

TED-Ed: How turtle shells evolved... twice - Judy Cebra Thomas

Pre-K - Higher Ed
Check out the fascinating science behind the evolution of the turtle shell, over 260 million years in the making. -- Modern turtle shells are almost as diverse as the turtles themselves. Sea turtles have flatter, lighter shells for...
Instructional Video3:09
SciShow

Crocodile Tears Are Real (And Could Help Cure Dry Eyes)

12th - Higher Ed
You may have thought that crocodile tears were just a figure of speech, but it turns out they're real, and may help those of us with dry eyes.
Instructional Video3:45
SciShow

Could Dinosaurs Have Been Warm-Blooded?

12th - Higher Ed
For a long time, scientists have debated whether dinosaurs were warm-blooded or cold-blooded. Turns out, they were probably somewhere in between.
Instructional Video4:56
SciShow

Why Aren't Mammals More Colorful

12th - Higher Ed
Why Aren't Mammals More Colorful
Instructional Video4:38
SciShow

The Oldest Known Animal May Be a Weird, Fleshy Oval | SciShow News

12th - Higher Ed
Dickinsonia might be the oldest known member of the animal kingdom, and the origin of birdsongs from the syrinx might be a little less mysterious.
Instructional Video10:55
SciShow

5 Strangely Familiar Ancient Animals

12th - Higher Ed
Once evolution finds a trick that works, it tends to repeat it. Here are a few examples of prehistoric animals that look a lot like ones we know today. chapters 0:00 0:06 0:13 0:20 0:27 0:34
Instructional Video3:17
SciShow

Why Are There No Sea Snakes in the Atlantic

12th - Higher Ed
The Atlantic Ocean is the second largest on Earth, and yet there are no sea snake populations to be found there. What’s keeping aquatic serpents from making a home in these waters?
Instructional Video4:23
SciShow

The Strange Case of the Missing Sunscreen Gene

12th - Higher Ed
If you've ever spent too much time in the sun and forgotten to put on sunscreen, you know how painful a sunburn can be. But for some animals, forgetting the sunscreen wouldn't be a problem because they can just produce their own!
Instructional Video7:54
Be Smart

Tuatara All the Way Down

12th - Higher Ed
During the 2017 Project For Awesome livestream, I promised I'd make a tuatara video if we hit our fundraising goal, and I'm a man of my word! Little did I know I'd get to meet a tuatara and learn things about a 200 million year old...
Instructional Video3:50
SciShow Kids

Get to Know a Dinosaur!

K - 5th
Do you have any questions about dinosaurs, or anything else about nature, or outer space, or machines?
Instructional Video2:09
MinuteEarth

The Lost Penis Enigma

12th - Higher Ed
Because there are so many different types of penises among our evolutionary relatives, we didn’t know until a recent discovery whether they all had the same origin.
Instructional Video16:33
SciShow

Quiz Show: Michael Aranda vs. Emily Graslie

12th - Higher Ed
Having worked together for years, it's time for Emily Graslie and Michael Aranda to go head to head in a SciShow Quiz Show Grudge Match.
Instructional Video22:34
SciShow

SciShow Talk Show: Jack Horner Meets a Dinosaur

12th - Higher Ed
Jack Horner and Hank talk about the evolution of dinosaurs, what it took to become a world-famous paleontologist, genetics, and meet a live dinosaur courtesy of Jessi Knudsen Castañeda.
Instructional Video9:11
PBS

How the Turtle Got Its Shell

12th - Higher Ed
Where did turtles come from? And how did the they get their shells? The answers to these questions would eventually cause scientists to rethink the entire history of reptile evolution.
Instructional Video9:54
SciShow

SciShow Quiz Show: Dr. Lindsey Doe

12th - Higher Ed
In this episode of SciShow Quiz Show, host Michael Aranda test the wits of contestants Dr. Lindsey Doe and Hank Green.
Instructional Video10:01
PBS

FAQs From Our First Year

12th - Higher Ed
Over the first season of PBS Eons, we've explored the history of Earth from the very origins of life right up to the Cenozoic Era that we're in now. To celebrate our first anniversary together, we'd like to answer some of your most...
Instructional Video10:38
SciShow

MouthPeeing and 5 Other Extreme Turtle Traits

12th - Higher Ed
From peeing out of their mouths to being capable of living in icy water, turtles have evolved remarkable, but a little bit bizarre traits to survive.
Instructional Video8:36
SciShow

A Brief History of Life on Earth: The Full Series

12th - Higher Ed
From the Archean Eon to the Holocene Epoch, check out this SciShow mini-series for a primer about life on earth.
Instructional Video9:27
SciShow

5 Animals That Aren't Dinosaurs

12th - Higher Ed
If you get most of your information about ancient animals from vintage cartoons or action figures, then a lot of things that you think of as "dinosaurs" actually weren't. Learn about the definition of true dinosaurs and the evolutionary...
Instructional Video4:05
SciShow Kids

Amazing Snakes!

K - 5th
Snakes are super cool and super helpful, but people believe a lot of things about them that just aren't true. Join Jessi and Squeaks to learn what's true and what's false about these radical reptiles!
Instructional Video2:49
SciShow

IDTIMWYTIM Bird or Dinosaur

12th - Higher Ed
Hank fixes those of us who are probably wrong about what is and is not a dinosaur... and gives a refresher to those of us who do know this already.
Instructional Video15:04
Crash Course

The Evolutionary Epic: Crash Course Big History

12th - Higher Ed
In which John Green, Hank Green, and Emily Graslie teach you about evolution. So, in the last 3.8 billion years, life on Earth has evolved from single-celled prokaryotes to the dizzying array of life we have today. So how did all this...
Instructional Video3:54
SciShow Kids

Mary Anning: Fossil Hunter | Science for Kids

K - 5th
Everybody loves dinosaurs, and we wouldn't know nearly as much as we do if it weren't for a person named Mary Anning.
Instructional Video7:20
PBS

The Great Snake Debate

12th - Higher Ed
90 million years ago, an ancient snake known as Najash had...legs. It is by no means the only snake to have limbs either. But what's even stranger: we're not at all sure where it came from.