Sometimes, one animal ends up in an evolutionary arms race with another for millions of years. Here are four fascinating examples, including our own showdown with snakes. <b<br/>r/>

Hosted by: Jaida Elcock (she/her)

An asteroid nearly twice the size of the one that killed the dinosaurs left a record-setting crater in South Africa. If you look closely, you can still see it today, 2 billion years later. <b<br/>r/>

Hosted by: Jaida Elcock (She/her)

Whether you’re trying to play Dungeons and Dragons or one of the many other TTRPGs out there, there’s a good chance your last campaign failed because there were simply too many adventurers in the party. And by "too many" I mean,...

In 1327, a monk named Richard of Wallingford drafted plans for an engineering marvel: one of the very first truly mechanical clocks in the world, which helped to usher in a complete reinvention of humanity's perception of time...

Hurricanes are scary and the idea is usually to move away from them as much as possible. Then there are the intrepid scientist-pilots at NOAA who fly right into them. On purpose. And they do it to save lives.



Hosted by: Hank...

Polymetallic nodules, found at the bottom of the Pacific Ocean's Clarion-Clipperton Zone, have enough metals to secure the future of green energy. But is it worth the cost?<b<br/>r/>

Hosted by: Savannah Geary (they/them)

In the history of space travel, there are a few famous animal astronauts (or cosmonauts), like Laika the dog and Ham the chimpanzee. But you might not have heard of Félicette, who in 1963 became the first -- and so far only -- cat to...

There's a tree species that used to be all over the world. And now, they can only be found in a secret valley in the mountains in Australia. This is the story of the rise and fall of the Wollemi Pine, including how some new tech might...

Perfectly packing your suitcase for a trip may require more physics and math than you think. Here's when to crumple your clothes in the bag and shove it down, iron and fold everything, or roll it up using CleanTok...

The idea of improving athletic performance with a certain kind of lighting sounds absurd, but some NFL and MLB teams are trying it. The question is: does it work?<b<br/>r/>

Hosted by: Savannah Geary (they/them)

Scientists have studied what gifts are most appreciated. And while there's some nuance in giving presents and money, there's a third thing you can give that may be even better. <b<br/>r/>

Hosted by: Stefan Chin (he/him)

If you were a time traveler, would you survive the Black Death? Smallpox? Tuberculosis? What about the unknown diseases of the future? And is it safer to travel back or forward in time? We attempt to answer these...

Artificial Intelligence always takes over humanity in the movies when it gains consciousness. But even without getting into sentience, it's capable of influencing our lives in a lot of ways already.



Hosted by: Stefan Chin...

Groundhogs are famous in North America for "predicting" when spring will come (and also that Bill Murray movie). But while they might make for terrible meteorologists, they actually play a valuable role in several other scientific...

China's Zhangye Danxia National Geopark is home to strikingly beautiful rainbow mountains -- yes, what you're seeing is real! But the secret to this amazing sight might be something incredibly humble: dirt.



Hosted by: Stefan...

Scientists are starting to find a strange connection between neurodegenerative diseases like Alzheimer's, Parkinson's, ALS, MS, and dementia. They all seem to follow on the heels of common but severe infections. And that means we might...

Blind people use the same part of their brains to recognize faces as sighted people, and can even identify a face from the sound of someone chewing. <b<br/>r/>

Hosted by: Reid Reimers (he/him)

There’s an immense world of tiny stuff within us and around us—but how do we know about it? In this episode of Crash Course Biology, we’ll discover how we see what we can’t see, thanks to the help of centuries-old tools and more recent...

Humans may have been around for a long time, but life has existed for way longer. In this episode of Crash Course Biology, we’ll journey through deep time to uncover the history of life on Earth. We’ll explore the big, game-changing...

What does it actually mean to be a "real man" these days? In a personal talk packed with actionable advice, youth advocate Davonte Green challenges age-old stereotypes about masculinity, showing that emotional intelligence and...

Burnout shouldn’t be the price of success, but setting boundaries at work is easier said than done. Tarveen Forrester, who oversees workplace culture at Kickstarter, shares practical strategies for protecting your time and cultivating...

With just a few lines, cartoons can say so much with so little. In a moving talk, cartoonist Navied Mahdavian shares his process for distilling huge concepts into drawings on the page — and shows how his work helped him grieve the death...

Picture this: you’re wearing a normal-looking pair of glasses, but they give you the ability to quickly summarize a book, translate between languages or remember where you left your keys. In a live demo of unreleased technology, computer...

What if ancient myths are warnings for the future? Contemporary folklorist Lauren Fadiman explores how the Norse tale of Ragnarök may stem from real climate catastrophe, revealing how folklore preserves lessons of resilience and can...