PBS
When Whales Walked
We know whales as graceful giants bound to the sea. But what if we told you there was actually a time when whales could walk.
SciShow
From Optics to Spacewalks: Dr. Ellen Ochoa | Great Minds
Dr. Ellen Ochoa is incredible! She published over a dozen papers, co-filed three patents, and was a NASA engineer, all before becoming an astronaut and spending nearly a thousand hours in space.
MinuteEarth
Which Came First - The Rain or the Rainforest?
Which Came First - The Rain or the Rainforest
SciShow Kids
The Grand Canyon!
Nature creates some pretty amazing things, and one of the largest of these is The Grand Canyon!
SciShow
Great Pacific Garbage Patch
Hank tells us about the enormous concentrations of plastic debris floating around in the Pacific Ocean, why they're there and why they're a problem.
TED-Ed
TED-Ed: The rise and fall of the Lakota Empire | Pekka Hämäläinen
In 1776, a powerful empire was born in North America. The Lakotas had reached the Black Hills, the most sacred place and most coveted buffalo hunting grounds in the western plains. Located in what is now South Dakota, control of the...
Crash Course
The Seven Years War Crash Course World History
In which John teaches you about the Seven Years War, which may have lasted nine years. Or as many as 23. It was a very confusing was. The Seven Years War was a global war, fought on five continents, which is kind of a lot. John focuses...
Crash Course
The Quakers, the Dutch, and the Ladies Crash Course US History
In which John Green teaches you about some of the colonies that were not in Virginia or Massachussetts. Old New York was once New Amsterdam. Why they changed it, I can say; ENGLISH people just liked it better that way, and when the...
SciShow
Google Street View in the Great Barrier Reef
the Catlin Seaview Survey will be taking thousands of 360 degree panoramas of the Great Barrier Reef, not just for science, but so that every person with an internet connection can experience the world's largest structure...at least...
Crash Course
The Columbian Exchange: Crash Course History of Science
Over the last four episodes, we’ve examined some of the stories that make up the idea of a “revolution” in knowledge-making in Europe. But we can’t understand this idea fully, without unpacking another one—the so called Age of...
Crash Course
The Great Migration: Crash Course Black American History
In 1910, 90% of Black Americans lived in the South. By 1940, around 1.5 million Black Americans had left their homes, and 77% lived in the South. By 1970, 52% of Black Americans remained in the South. People moved away for many reasons,...
Crash Course
Conflict in Israel and Palestine through 2015: Crash Course World History #223
In which John Green teaches you about conflict in Israel and Palestine. This conflict is often cast as a long-term beef going back thousands of years, and rooted in a clash between religions. Well, that's not quite true. What is true is...
SciShow Kids
Migrations: Big Animal Trips
Have you ever moved? Some animals move too! And if an animal moves from one place to another for weather or food, it's called migration!
PBS
Making Probability Mathematical
What happened when a gambler asked for help from a mathematician? The formal study of Probability.
PBS
How Did Dinosaurs Get So Huge?
Part of why we're so fascinated with extinct dinosaurs it's just hard for us to believe that animals that huge actually existed. And yet, they existed! From the Jurassic to the Cretaceous Periods, creatures as tall as a five-story...
SciShow
What Really Killed the Dinosaurs
What wiped out the dinosaurs? Most of us were taught it was a killer asteroid—which is true. But it turns out there was more than one disaster movie playing at the cineplex that was Earth 66 million years ago.
Crash Course
The Seven Years War and the Great Awakening Crash Course US History
In which John Green teaches you about the beginnings of the American Revolution in a video titled The Seven Years War. Confusing? Maybe. John argues that the Seven Years War, which is often called the French and Indian War in the US,...
TED-Ed
TED-ED: The Atlantic slave trade: What too few textbooks told you - Anthony Hazard
Slavery has occurred in many forms throughout the world, but the Atlantic slave trade -- which forcibly brought more than 10 million Africans to the Americas -- stands out for both its global scale and its lasting legacy. Anthony Hazard...
SciShow
4 Billion Years in Under 10 Minutes
Have you ever wondered how our earth was created? Here is a brief history about the Earth.
PBS
The Whole Saga of the Supercontinents
The study of natural history is the study of how the world has changed but Earth itself is in a constant state of flux -- because the ground beneath your feet is always moving. So if we want to know how we got here, we have to understand...
TED Talks
TED: Why aren't there more Native American restaurants? | Sean Sherman
When you think of North American cuisine, do Indigenous foods come to mind? Chef Sean Sherman serves up an essential history lesson that explains the absence of Native American culinary traditions across the continent, highlighting why...
TED Talks
TED: How a video game might help us build better cities | Karoliina Korppoo
With more than half of the world population living in cities, one thing is undeniable: we are an urban species. Part game, part urban planning sketching tool, "Cities: Skylines" encourages people to use their creativity and...
TED-Ed
TED-Ed: Why is Mount Everest so tall? - Michele Koppes
At 8,850 meters above sea level, Qomolangma, also known as Mount Everest, has the highest altitude on the planet. But how did this towering formation get so tall? Michele Koppes peers deep into our planet's crust, where continental...