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Season 2 Episode 8 | 9m 21s
Not too long ago, our early human ancestors were under constant threat of attack from predators. And it turns out that this difficult chapter in our history may be responsible for the adaptations that allowed us to become so successful.
Aired: 01/16/19
How Earth's First, Unkillable Animals Saved the World
How Earth's First, Unkillable Animals Saved the World
When We Met Other Human Species
We all belong to the only group of hominins on the planet today. But we weren’t alone.
How Evolution Works (And How We Figured It Out)
We’ll try to explain how evolution actually works and how we came to understand it.
The Hellacious Lives of the "Hell Pigs"
There is some evolutionary method to the anatomical madness that is the "hell pig."
The History of Climate Cycles (and the Woolly Rhino) Explain
The History of Climate Cycles (and the Woolly Rhino) Explain
The Ghostly Origins of the Big Cats
Scientists have recently discovered a major clue about the origins of the big cats.
The Mystery Behind the Biggest Bears of All Time
The Mystery Behind the Biggest Bears of All Time
The ability to make and use fire has fundamentally changed the arc of our evolution.
When Giant Scorpions Swarmed the Seas
Sea scorpions thrived for 200 million years, coming in a wide variety of shapes and sizes.
