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When Crocs Thrived in the Seas

When Crocs Thrived in the Seas

When Crocs Thrived in the Seas

Season 3 Episode 41

9:08

How To Survive the Little Ice Age

How To Survive the Little Ice Age

How To Survive the Little Ice Age

Season 3 Episode 42

10:00

When Trees Took Over the World

When Trees Took Over the World

When Trees Took Over the World

Season 3 Episode 43

7:28

How Weasels Got Skinny

How Weasels Got Skinny

How Weasels Got Skinny

Season 3 Episode 44

9:01

Where Are All The Squid Fossils?

Where Are All The Squid Fossils?

Where Are All The Squid Fossils?

Season 3 Episode 45

7:21

Did These Giant Sloths Poop Themselves to Death?

Did These Giant Sloths Poop Themselves to Death?

Did These Giant Sloths Poop Themselves to Death?

Season 4 Episode 1

10:01

The Traits That Spawned the Age of Mammals

The Traits That Spawned the Age of Mammals

The Traits That Spawned the Age of Mammals

Season 4 Episode 2

7:44

The Island of the Last Surviving Mammoths

The Island of the Last Surviving Mammoths

The Island of the Last Surviving Mammoths

Season 4 Episode 3

8:06

Where Are All the Medium-Sized Dinosaurs?

Where Are All the Medium-Sized Dinosaurs?

Where Are All the Medium-Sized Dinosaurs?

Season 4 Episode 4

11:01

How the Starfish Got Its Arms

How the Starfish Got Its Arms

How the Starfish Got Its Arms

Season 4 Episode 5

10:53

The Creature That Stumped Darwin

The Creature That Stumped Darwin

The Creature That Stumped Darwin

Season 4 Episode 6

6:46

How Pollination Got Going Twice

How Pollination Got Going Twice

How Pollination Got Going Twice

Season 4 Episode 7

9:32

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Eons

How Chilis Got Spicy (and Why We Love the Burn)

Season 3 Episode 40

Today, chilis are the most widely cultivated spice crop in the world - grown everywhere from their native home in the Americas to Europe, Africa, and Asia. But how and why did chilis evolve this weird, fiery trick in the first place? And why did we learn to love that spicy burn?

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