TED-Ed
TED-Ed: The most important anus in the ocean
Is it a fuzzy sock? An overripe banana? A moldy tube of toothpaste? In fact, it’s a humble sea cucumber: a brainless, fleshy form surrounding a digestive tract, and bookended by a mouth and an anus. And while it might look odd, its daily...
SciShow
6 Lonely Branches on the Tree of Life
When there’s only one species on an evolutionary branch, we call it a monospecific taxon. Studying these special species can help us better understand not just those sparse groups, but all life on this planet. Chapters Homo sapiens 0:53...
SciShow
A Brief History of Life: When Life Exploded
Right at the beginning of the Paleozoic, there was a huge explosion of more complex life. And that’s when things started to get really interesting. This is our second installment on the history of life, but you can watch in any order you...
SciShow
Seasonal Genes & The Science of Fear
This week on SciShow News, we explore how our genes change with the seasons! Plus, it turns out that even flies get scared sometimes.
SciShow
No You Dont Have a Reptilian Brain
You don't actually have a "reptilian brain" somewhere deep in your head making you act like a salty crocodile, so where did that idea even come from?
TED-Ed
TED-Ed: The fish that walk on land | Noah R. Bressman
We think of fish as completely aquatic animals. But there are actually hundreds of fish species that are amphibious, meaning that they possess adaptations that enable them to survive on land. Once on land, however, they face suffocation,...
SciShow Kids
Squeaks Takes a Hike! | SciShow Kids Compilation
It's a beautiful day, so Squeaks is going to go on a hike! And he's bringing his trusty field journal so he can take notes on all of the plants and animals he sees along the way!
SciShow Kids
Mysterious Trilobites! | The History of Life! | SciShow Kids
Squeaks and Mister Brown pretend to go back in time to learn more about Trilobites, using special clues from fossils!
Second Grade Next Generation Science Standards
Crosscutting Concepts
Patterns: Observed patterns in nature guide...
TED-Ed
TED-Ed: Kay Almere Read: The Aztec myth of the unlikeliest sun god
Nanahuatl, weakest of the Aztec gods, sickly and covered in pimples, had been chosen to form a new world. There had already been four worlds, each set in motion by its own "Lord Sun," and each had been destroyed. For a new world to be...
SciShow Kids
Bugs Aren’t Brainless! | Storytime: Charles Henry Turner
Did you know that bees can remember things? It's true, and it's thanks to Dr. Charles Henry Turner that we know so much about insects!
SciShow
Do Plants Get Cancer?
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.
SciShow
5 Times People Gave Animals Diseases | Reverse Zoonotics
Usually when we think about animals and disease, we think about illnesses that they transmit to us - like swine flu or Lyme disease. But illness is often a two-way street, and while animals can pass pathogens to us, we can also pass our...
SciShow
We Built a 'Holodeck' for Animals!
Inspired by Star Trek, scientists are trying to learn more about animals' brains through virtual reality, and it turns out that a component of human milk helps protect babies from bacteria!
SciShow Kids
How to Help a Bird! Animal Science for Kids
Animals have all kinds tricks to help them get through the winter, but there are things people can do to help them out! Join Jessi and Dino to learn about how you can help the birds in your neighborhood have a safer, warmer winter.
TED Talks
TED: The deep sea's medicinal secrets | Sam Afoullouss
Under the sea, untold wonders await in the form of untapped medicinal potential. Chemist Sam Afoullouss dives into the science behind natural remedies, explaining why the ocean's great (and still largely unexplored) biodiversity is ideal...
SciShow
The Delightful Mutation Behind Siamese Cats
It's easy to assume a cat's coat pattern is based exclusively on genetics, but that isn't entirely the case for Siamese cats. Their unique coloration comes from a combination of genetics, a fragile enzyme, and losing heat from little...
TED Talks
Leon Marchal: The urgent case for antibiotic-free animals
The UN predicts that antimicrobial resistance will be our biggest killer by 2050. "That should really scare the hell out of all of us," says bioprocess engineer Leon Marchal. He's working on an urgently needed solution: transforming the...
PBS
How a Supervolcano Made the Cenozoic's Coolest Fossils
One of the most dynamic, transformative, and potentially dangerous features in North America is also responsible for some of the continent's most amazing fossil deposits. It's a supervolcano we now call Yellowstone.
TED-Ed
TED-Ed: Which animal has the best eyesight? | Thomas W. Cronin
The animal kingdom boasts an incredible diversity of eyes. Some rotate independently while others have squiggly-shaped pupils. Some have protective lids, others squirt blood. But which creature has the best sight? Which sees best in the...
SciShow Kids
Dung Beetles and Their Big Balls of Poop!
Jessi teaches Squeaks all about Dung Beetles, a special kind of insect that pushes around something that might surprise you. Next Generation Science Standards 1-LS1-1 Disciplinary Core Idea: LS1.A "Different animals use their body parts...
Be Smart
Why Do We Have to Sleep
Why do we sleep? We spend a third of our lives in slumber, but science has yet to determine exactly why we have do it. Here's a look at how sleep works, why we're not getting enough sleep, what happens if you DON'T sleep, and an idea...
TED-Ed
TED-Ed: Why don't poisonous animals poison themselves? - Rebecca D. Tarvin
Thousands of animal species use toxic chemicals to defend themselves from predators. Snakes have blood clotting compounds in their fangs, the bombardier beetle has corrosive liquid in its abdomen and jellyfish have venomous, harpoon-like...
Crash Course
Pre-Columbian Theater, Spanish Empire, and Sor Juana: Crash Course Theater #22
This week, we're headed to the Americas to learn about the theater that existed there prior to the arrival of Europeans, how the theater of the Spanish influenced it, and the impact of Sor Juana Inez de la Cruz, playwrighting Spanish nun...
PBS
The Time Terror Birds Invaded
About 5 million years ago, a new predator made its way from the south and onto the coastal plains of North America. It was a giant, flightless, carnivorous bird and came to be known by one of the coolest and most richly earned nicknames...