Old Things Considered: La Brea, Megalodon, Di...

Where did we come from? How did humanity, with our complicated civilizations and all our human quirks and foibles, come to be? Much of what we know about those questions traces back to important fossil finds in Ethiopia. Paleoanthropologist Yohannes Haile-Selassie has been key in ...  Show more

In 48 B.C.E., a massive fire ripped through the Library of Alexandria in Egypt, one of the largest and most significant ancient libraries. An estimated 100,000 works of literature were lost. Throughout history, there are lots of examples of things being “lost”: cities, like Pompe ...  Show more

Ancient wildfires may have doomed Southern California’s big mammals, and do insular societies have more complex languages? First up on this week’s show, what killed off North America’s megafauna, such as dire wolves and saber-toothed cats? Online News Editor Mike Price joins host ...  Show more

Greg and Bella explore the science of extinction with the help of dinosaur enthusiast Mr Yates.Together, they’ll look at some famous recent extinctions, find out what role conservation plays in the preservation of species, and explore the major mass extinction events that shaped ...  Show more

Dinosaurs ruled the earth for many millions of years, but only after a mass extinction took out most of their rivals. Just how that happened remains a mystery — sounds like a case for paleoclimatologist Celina Suarez! This encore episode, Suarez walks us through her scientific de ...  Show more

A group of hunter-gatherers encounter diverse habitats full of creatures they’ve never seen before. A land of opportunity, but also danger.

Join host Tristan Hughes and expert Dr David Meltzer as they delve into the Ice Age in North America, over 10,000 years ago, a ...