Skip to main content
Donate

Up Next

How a Hot Planet Created the World's Biggest Snake

How a Hot Planet Created the World's Biggest Snake

Season 2 Episode 53
7:45
When the Sahara Was Green

When the Sahara Was Green

Season 2 Episode 54
7:50
When Penguins Went From The Sky To The Sea

When Penguins Went From The Sky To The Sea

Season 2 Episode 55
10:33
The Ghostly Origins of the Big Cats

The Ghostly Origins of the Big Cats

Season 2 Episode 56
7:32
When We Took Over the World

When We Took Over the World

Season 2 Episode 57
11:47
When Giant Lemurs Ruled Madagascar (ASL)

When Giant Lemurs Ruled Madagascar (ASL)

Season 2 Episode 58
10:09
Were These Monsters Inspired by Fossils? (ASL)

Were These Monsters Inspired by Fossils? (ASL)

Season 2 Episode 59
12:18
How the Egg Came First

How the Egg Came First

Season 3 Episode 1
8:44
How Dogs (Eventually) Became Our Best Friends

How Dogs (Eventually) Became Our Best Friends

Season 3 Episode 2
9:21
When a Billion Years Disappeared

When a Billion Years Disappeared

Season 3 Episode 3
11:09
The Risky Paleo Diets of Our Ancestors

The Risky Paleo Diets of Our Ancestors

Season 3 Episode 4
7:59
How the Andes Mountains Might Have Killed a Bunch of Whales

How the Andes Mountains Might Have Killed a Bunch of Whales

Season 3 Episode 5
8:27
Back to Show
Eons

When the Rainforests Collapsed

Season 2 Episode 52

The Carboniferous Rainforest Collapse set the stage for a takeover that would be a crucial turning point in the history of terrestrial animal life. If it weren’t for that time when the rainforests collapsed - in an extinction event that you probably haven’t heard of - our ancestors might never have made it out of the swamps.
Stream on your TV
Support Provided By
The Pandemic That Lasted 15 Million Years
9:20
Season 3 Episode 33
The Pandemic That Lasted 15 Million Years
The Pandemic that Lasted 15 Million Years
The Reign of the Hell Ants
10:09
Season 3 Episode 32
The Reign of the Hell Ants
Explore The History And Disappearance Of The Hell Ants.
The Bear-Sized Beaver That Couldn’t Build A Dam
7:32
Season 3 Episode 31
The Bear-Sized Beaver That Couldn’t Build A Dam
Today's Beavers Are Pretty Special And Here's Why.
The Triassic Reptile With "Two Faces"
10:11
Season 3 Episode 30
The Triassic Reptile With "Two Faces"
History Of This Two-faced Creature And What It Can Teach Us About Mass Extinction.
When the Earth Suddenly Stopped Warming
10:21
Season 3 Episode 29
When the Earth Suddenly Stopped Warming
The Heated Debate Around Younger Dryas.
Season 3 Episode 28
When Lizards Took Over the World
This is Lizards' Fascinating And Competitive History.
How Humans Lost Their Fur
11:27
Season 3 Episode 27
How Humans Lost Their Fur
This small change in our appearance has helped shape the evolution of our entire lineage.
The Rise and Fall of the Tallest Mammal to Walk the Earth
7:53
Season 3 Episode 26
The Rise and Fall of the Tallest Mammal to Walk the Earth
It arose from rhino ancestors, but Paraceratherium took a different evolutionary path.
How Plankton Created A Bizarre Giant of the Seas
8:48
Season 3 Episode 25
How Plankton Created A Bizarre Giant of the Seas
Aegirocassis may have been the biggest animal in the Early Ordovician.
Why Do Things Keep Evolving Into Crabs?
6:46
Season 3 Episode 24
Why Do Things Keep Evolving Into Crabs?
What is it about the crab’s form that makes it so evolutionarily successful?
How Ankylosaurs Got Their Clubs
7:52
Season 3 Episode 23
How Ankylosaurs Got Their Clubs
We’ve only started to get to the bottom of how clubs worked and how it developed.
How Plants Became Carnivores
9:48
Season 3 Episode 22
How Plants Became Carnivores
How and why does botanical carnivory keep evolving?
Show more
Active loading indicator