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.
In The Future, Death Will Be Different
Adults Human
In the future, humans will likely die of a very different suite of causes than we do now, thanks to advances in healthcare, an aging population, and changes in the environment.
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.
Humans Living Alongside Brown Bears
Adults Human
In the remote Japanese island of Hokkaido, salmon is abundant, attracting both brown bears and fishermen alike.
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.
Your Body Killed Cancer 5 Minutes Ago
Adults Human
Somewhere in your body, your immune system just quietly killed one of your own cells, stopping it from becoming cancer, and saving your life. It does that all the time.
Ancient Humans Made Millions Of These - We Don’t Know Why
Adults Human
The Acheulean handaxe was the most common tool of early humans, but we still don’t know what the heck they used it for.
1816: The year with no summer - David Biello
Adults Human
Dig into geoengineering, which uses technology to manipulate Earth’s environments to counteract climate change.
How Caffeine Accidentally Took Over The World
Adults Human
Plants don't make caffeine just for us, so what DO they make it for?
Why do we eat popcorn at the movies? - Andrew Smith
Adults Human
Trace the history of popcorn, from its origins in the Americas to its explosion of popularity in the 20th century.