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Guy Bluford, First African American in Space: 40 Years of Inspiration

Youth Human
In 1983, NASA’s Guy Bluford broke barriers and made history as the first African American astronaut in space. Hear from Bluford himself, see footage from his Space Shuttle missions, and celebrate the milestones that forever changed the landscape of space exploration.

Why Can't I Grow More Teeth?

Adults Human
How come sharks get to have endlessly regrowing teeth when humans only get one set our entire lives? And how come some other mammals get to cheat the system? From elephants to baboons, we'll learn why teeth don't grow back.

The Power of an Image – and the Mind behind It | Misan Harriman | TED

Adults Human
As a neurodivergent child going to school far from home, Misan Harriman found solace in the internet -- "an endless library of the extraordinary," as he calls it.

How This Guy Became The Best Rock Skipper On The Planet | Obsessed | WIRED

Adults Human
Kurt Steiner is record holding champion stone skipper—and a master of the physics that underpin the sport. A labor of love that's evolved into a world-class passion, see where Kurt harvests his preferred rocks, the qualities he seeks in them, and each factor he considers in order to throw like a pro.

How Species Make and Break Friendships

Adults Human
Community ecology is the study of interactions between different species of living things, and lets ecologists examine the effects of predator-prey relationships, parasites, and mutually beneficial interactions. In this episode of Crash Course Biology, we’ll examine the myriad interspecies interactions with examples, see how keystone species impact their environment and explore how communities rebuild when they are disrupted, through the lens of the 1980 eruption of Mount St. Helens.

The #1 way to strengthen your mind is to use your body | Wendy Suzuki

Adults Human
Exercise gives your brain a “bubble bath of neurochemicals,” says Wendy Suzuki, a professor of neural science.

What was life like for a court jester? - Beatrice K. Otto

Adults Human
Contrary to common belief, jesters weren’t just a medieval European phenomenon but flourished in other times and cultures. The first reliably recorded jester is thought to be You Shi, of 7th century BCE China. Jesters had unique relationships to power: they could be viewed as objects of mockery or as entertainers and trusted companions. Beatrice K. Otto digs into history's most infamous jokers.

Creating a Food Forest | Farm Dreams

Adults Human
National Geographic is the world's premium destination for science, exploration, and adventure. Through their world-class scientists, photographers, journalists, and filmmakers, Nat Geo gets you closer to the stories that matter and past the edge of what's possible.

Blindness Isn't a Tragic Binary — It's a Rich Spectrum | Andrew Leland | TED

Adults Human
When does vision loss become blindness? Writer, audio producer and editor Andrew Leland explains how his gradual loss of vision revealed a paradoxical truth about blindness -- and shows why it might have implications for how all of us see the world.

Life in Alaska: Keeping an eye out for salmon and bears | Alaska: The Next Generation

Adults Human
Joel Jacko checks the waterways filled with spawned salmon that are attracting an abundance of nearby animals and predators.

The Reason Why Cancer is so Hard to Beat

Adults Human
An undead city under siege, soldiers and police ruthlessly shooting down waves of zombies that flood from infected streets, trying to escape and infect more cities. This is what happens when your body fights cancer, more exciting than any movie.

Neuroscientist debunks ‘lizard brain’ myth | Lisa Feldman Barrett

Adults Human
Plato famously described the human psyche as two horses and a charioteer: One horse represented instincts, the other represented emotions, and the charioteer was the rational mind that controlled them.

Why do some artists become famous?

Adults Human
Success in the art world can mean different things to different artists. While some artists work solely for the pleasure of producing art, others seek external recognition, such as being shown in prestigious galleries or museums, and selling their craft. The latter — profitability, recognition, demand — is how success is traditionally defined in the field.

Bedtime History: Tegla Loroupe

Youth Human
Learn about Tegla Loroupe, the little girl from Africa who grew up to be a famous marathon runner and an inspiration to her people.

Is Someone You Love Suffering in Silence? Here's What To Do | Gus Worland | TED

Adults Human
Lots of people talk about the need to be physically fit, but mentally fit? Not as much.

The science of super longevity | Dr. Morgan Levine

Adults Human
Science can’t stop aging, but it may be able to slow our epigenetic clocks.

Showing Confidence

Kids Human
Confidence is when you believe in yourself and your abilities, or the abilities of others!