TED Talks
TED: How we can build AI to help humans, not hurt us | Margaret Mitchell
As a research scientist at Google, Margaret Mitchell helps develop computers that can communicate about what they see and understand. She tells a cautionary tale about the gaps, blind spots and biases we subconsciously encode into AI --...
Crash Course
African Pantheons and the Orishas: Crash Course World Mythology
So, today we're talking about African Pantheons. Now, you might say, that's ridiculous. Africa isn't a single place with a single pantheon, and we'd be fools to try and cover all that in an eleven minute video. You'd be right. Instead...
SciShow
3 Mind-Blowing Recent Dinosaur Discoveries
From new insights into how we classify dinosaurs, to the structure of their feathers, to the timeline of their embryonic development, paleontologists are still making cool discoveries all the time!
SciShow
Is Your Dog As Smart As A Two Year Old?
You’ve heard that dogs are basically furry toddlers, with cognitive abilities on par with a 2 year old human. But while that might make sense on some levels, the minds of distinct species can work very differently.
Be Smart
Where Do Teeth Come From?
Teeth. We've all got 'em (most of us, anyway). But how do they grow? Teeth are made from some biological nanotechnology that will blow your mind. They are strong enough to last hundreds of millions of years. Oh, and if you've ever...
TED Talks
T. Morgan Dixon and Vanessa Garrison: The trauma of systematic racism is killing Black women. A first step toward change...
T. Morgan Dixon and Vanessa Garrison, founders of the health nonprofit GirlTrek, are on a mission to reduce the leading causes of preventable death among Black women -- and build communities in the process. How? By getting one million...
SciShow
The Evolution of Male Homosexuality
Hank goes from space to sex and then to motherhood, covering the SpaceX launch, a mission to the moons of Jupiter, intersexual workplace rivalries, the evolution of male homosexuality, the fossil evidence of squishy baby skulls, toddler...
TED Talks
TED: How the Panama Papers journalists broke the biggest leak in history | Gerard Ryle
Gerard Ryle led the international team that divulged the Panama Papers, the 11.5 million leaked documents from 40 years of activity of the Panamanian law firm Mossack Fonseca that have offered an unprecedented glimpse into the scope and...
Crash Course
Columbus, de Gama, and Zheng He! 15th Century Mariners. Crash Course World History
In which John Green teaches you about the beginning of the so-called Age of Discovery. You've probably heard of Christopher Columbus, who "discovered" America in 1492, but what about Vasco da Gama? How about Zheng He? Columbus gets a bad...
TED Talks
Jamie Paik: Origami robots that reshape and transform themselves
Taking design cues from origami, robotician Jamie Paik and her team created "robogamis": folding robots made out super-thin materials that can reshape and transform themselves. In this talk and tech demo, Paik shows how robogamis could...
TED Talks
TED: Why we need to end the War on Drugs | Ethan Nadelmann
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Is the War on Drugs doing more harm than good? In a bold talk, drug policy reformist Ethan Nadelmann makes an...
SciShow
Kids and Sugar: The Sweet-and-Lowdown
If you've heard it once, you've heard it a thousand times: Parents blaming their kids' active behavior on sugar. But is it true? Hank gives you sweet-and-lowdown on the extent to which sugar can and can't affect behavior, in kids and...
SciShow
Why You Shouldn't Always Trust Your Gut | The First Instinct Fallacy
You've probably been told at some point or another to "trust your gut", but is that actually good advice?
3Blue1Brown
e to the pi i, a nontraditional take (old version)
The enigmatic equation e^{pi i} = -1 is usually explained using Taylor's formula during a calculus class. This video offers a different perspective, which involves thinking about numbers as actions, and about e^x as something which turns...
SciShow
3 of the World's Most Intensely Colored Living Things
For most living things the color you see when you look at them is determined by pigments. But some of the most vivid colors we see in nature get their signature looks WITHOUT colorful molecules. How do these intense colors get their power?
TED Talks
TED: A video game to cope with grief | Amy Green
When Amy Green's young son was diagnosed with a rare brain tumor, she made up a bedtime story for his siblings to teach them about cancer. What resulted was a video game, "That Dragon, Cancer," which takes players on a journey they can't...
SciShow
The Pioneer Probes Are Way Off-Course
The Pioneer 10 and 11 probes were launched to explore outer space, but in the 80s scientists discovered they were veering off-course, and we had no idea why!
TED Talks
Guy Winch: Why we all need to practice emotional first aid
We'll go to the doctor when we feel flu-ish or a nagging pain. So why don’t we see a health professional when we feel emotional pain: guilt, loss, loneliness? Too many of us deal with common psychological-health issues on our own, says...
SciShow
How Science Is Trying to Understand Consciousness
Figuring out exactly what consciousness is and whether or not it could emerge in non-human things has stumped us for centuries. Now, analyzing it from a scientific perspective might not just be possible, but necessary.
SciShow
A Giant Underground Lake on Mars! | Breaking News
Scientists have discovered an underground lake of liquid water on Mars! While this isn’t itself evidence for life on Mars, it does raise some new possibilities.
SciShow
5 Things Humans Got Really Wrong About Our Bodies
Throughout history, people have been trying to figure out how our bodies work and how to fix them when things go wrong. This has led to some ideas that, with the benefit of hindsight, seem very strange
Crash Course
How Can Cooperation End an Outbreak? Crash Course Outbreak Science
In 1959, the WHO set out to eradicate smallpox, an ambitious goal that was achieved by 1980. But this goal wouldn't have been possible without coordination on all levels of society. In this episode of Crash Course Outbreak Science, we'll...
TED Talks
TED: Super speed, magnetic levitation and the vision behind the hyperloop | Josh Giegel
What if your hour-long commute was reduced to just minutes? That's the promise of the hyperloop: a transit system designed around a pod that zooms through a vacuum-sealed space (roughly the size of a subway tunnel) at hyper-speed,...
TED Talks
Chris Anderson: TED's nonprofit transition
Chris Anderson gave this talk in 2002, prior to taking over leadership of TED. Co-founder Richard Saul Wurman was leaving, and TED's future was in the balance. He seeks to persuade TEDsters that what was then a for-profit conference had...