A handful of people working at a handful of tech companies steer the thoughts of billions of people every day, says design thinker Tristan Harris. From Facebook notifications to Snapstreaks to YouTube autoplays, they're all competing for...

Athlete, actor and activist Aimee Mullins talks about her prosthetic legs -- she's got a dozen amazing pairs -- and the superpowers they grant her: speed, beauty, an extra 6 inches of height ... Quite simply, she redefines what the body...

Massive stars die in fantastic explosions called supernovas. Most of them fit neatly into a few categories, but then there are the peculiars, a special group of supernovas that don’t quite fit in with the rest.

Feathers might have originated tens of millions of years before we'd thought, and a 3D rendering of ankylosaur nasal passages lends new insight into how they stayed cool.

Here's why you shouldn't judge a butterfly species by its wing coloration.

It's okay to be small?

There are incredible creatures living in the ocean that have the power to reshape the planet’s atmosphere - and you’ve probably never even seen them before. These microscopic critters are called phytoplankton, and almost all life, both...

After many years of quietly changing the world, women are finally receiving recognition for contributions in STEM. Let’s celebrate these 5 groundbreaking women, and their contributions to the field of engineering

Besides the blue of the oceans, the dominant color of our planet, as we know it, is green. But imagine a time when the Earth looked a little .... purple.

Crocodiles, horseshoe crabs and tuatara are animals that have persisted for millions of years, said to have gone unchanged since the days of the dinosaurs. But even the most ancient-looking organisms show us that evolution is always at...

Some of the biggest evolution questions finally answered.

With his team at SENSEable City Lab, MIT's Carlo Ratti makes cool things by sensing the data we create. He pulls from passive data sets -- like the calls we make, the garbage we throw away -- to create surprising visualizations of city...

"What would you attempt to do if you knew you could not fail?" asks Regina Dugan, then director of DARPA, the Defense Advanced Research Projects Agency. In this breathtaking talk she describes some of the extraordinary projects -- a...

In this passionate talk, legendary spacecraft designer Burt Rutan lambasts the US government-funded space program for stagnating and asks entrepreneurs to pick up where NASA has left off.

In a powerful talk, educator Eldra Jackson III shares how he unlearned dangerous lessons about masculinity through Inside Circle, an organization that leads group therapy for incarcerated men. Now he's helping others heal by creating a...

There are millions of prodigiously gifted musicians of disability around the world, and Charles Hazlewood is determined to give them a platform. Watch the debut performance of the British Paraorchestra.

When Richard J. Berry, the mayor of Albuquerque, saw a man on a street corner holding a cardboard sign that read "Want a job," he decided to take him (and others in his situation) up on it. He and his staff started a citywide initiative...

In this episode, Michael attempts to stump Hank and then they meet Kemo and Jessi from Animal Wonders.

We've been trying to understand Mars for years, but some scientists think that ancient craters on earth might hold some answers to our red neighbor's history.

You think you love music? You have nothing on the Ancient Greek obsession. Every aspect of Greek life was punctuated by song: history, poetry, theater, sports and even astronomy. In fact, music was so important to Greek philosopher Plato...

Since their emergence over 200,000 years ago, modern humans have established communities all over the planet. But they didn't do it alone. Whatever corner of the globe you find humans in today, you're likely to find another species as...

What exactly are Personality Disorders? How can they be diagnosed? Can we prevent some of them? In this episode of Crash Course Psychology, Hank gives us the down low on things like Ego-Dystonic and Ego-Syntonic Disorders,...

The Ancient Egyptian king Thutmose III described the chicken as a marvelous foreign bird that "gives birth daily." Romans brought them on their military campaigns to foretell the success of future battles. Today, this bird occupies a...

Michael Aranda hosts SciShow's new Quiz Show! Hank and Reid have a battle of wits to win prizes for two lucky Subbable Subscribers!

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