12 Predictions for the Future of Technology
Adults History
Techno-optimist Vinod Khosla believes in the world-changing power of "foolish ideas." He offers 12 bold predictions for the future of technology — from preventative medicine to car-free cities to planes that get us from New York to London in 90 minutes — and shows why a world of abundance awaits.
The Rock That's Helping Us Find the Origin of Life
Adults History
Epidote might just look like a pretty little crystal, but it has a secret. thanks to the high-pressure circumstances where it forms, we can use it to help us uncover the origins of life on our planet, and maybe even find signs of life on Mars.
Is This Why Venus Lost Its Ocean?
Youth History
The Earth and Venus are made of similar material and are about the same size. Yet one planet has an abundance of water and the other is bone dry. When and how did this happen?
Why Is English Spelling So Weird?
Youth History
Explore the evolution of English spelling conventions throughout history, and find out why it's such an inconsistent language.
The true story behind the legend of the 47 Rōnin
Adults History
Dig into one of Japan’s most infamous stories about the 47 samurai who take revenge for the loss of their leader.
Crash Course Art History Preview
Adults History
Welcome to Crash Course Art History! Over the next 22 episodes, Sarah Urist Green will explore the hidden stories behind artworks.
This person isn't actually screaming - Noah Charney
Adults History
Explore Edvard Munch’s masterpiece “The Scream,” and find out why this artwork became one of the world’s most famous paintings.
What’s Eating The Titanic?
Adults History
When a ship sinks, lots of factors, like the ship’s materials, the water quality, and the depth of the seafloor all play a role in determining how long the ship will last down there - as a result, the Titanic will be gone in fifty years, while Byzantine wrecks in the Black sea remain.
The Real Killer Of The Dinosaurs
Adults History
A ruthless murder was committed! Someone killed the dinosaurs and we have the murderer! Witnesses say that an Everest-sized asteroid hit Earth, devastated the planet and caused a mass extinction. A simple, fascinating and convincing explanation. Or… is it?
How the Most Expensive Swords in the World Are Made
Adults History
This is a video about how Japanese samurai swords, aka katanas, are made – from the gathering of the iron sand, to the smelting of the steel, to the forging of the blade.
Our Instruction Manual for Existing
Adults History
Your DNA contains all the instructions your body needs to function. In this episode of Crash Course Biology, we’ll figure out what this giant instruction manual looks like and how this three-billion-letter code gets copied into your trillions of cells through DNA replication.
Generative A.I - We Aren’t Ready.
Adults History
New generative A.I breakthroughs are happening almost every week, it seems.
How humanity got hooked on coffee - Jonathan Morris
Adults History
Trace the history of coffee, from its first known origins to its rise in popularity due to trade routes and cultivation.
The Oldest Unsolved Problem in Math
Adults History
Do odd perfect numbers exist?
Ancient Animal Crossing
Kids History
Join Squeaks and Jessi as they learn about a time when lots of animals switched places -- like bears, sloths, armadillos, and more.
Why Does Everything Decay Into Lead
Adults History
If you look at a copy of the periodic table, you might notice that basically every element after lead is labelled as radioactive.
Chandigarh a perfectly planned city?
Adults History
Explore the construction of the futurist city Chandigarh, a project of Prime Minister Jawaharlal Nehru and planned by Le Corbusier.