Skip to main content
Donate

Up Next

The Hellacious Lives of the "Hell Pigs"

The Hellacious Lives of the "Hell Pigs"

Season 2 Episode 24
7:17
How Evolution Works (And How We Figured It Out)

How Evolution Works (And How We Figured It Out)

Season 2 Episode 25
12:09
When the Synapsids Struck Back

When the Synapsids Struck Back

Season 2 Episode 26
10:10
When Ichthyosaurs Led a Revolution in the Seas

When Ichthyosaurs Led a Revolution in the Seas

Season 2 Episode 27
9:38
When We Met Other Human Species

When We Met Other Human Species

Season 2 Episode 28
12:56
How Volcanoes Froze the Earth...Twice

How Volcanoes Froze the Earth...Twice

Season 2 Episode 29
10:29
How Earth's First, Unkillable Animals Saved the World

How Earth's First, Unkillable Animals Saved the World

Season 2 Episode 30
10:12
When Giant Deer Roamed Eurasia

When Giant Deer Roamed Eurasia

Season 2 Episode 31
6:53
Was This Dinosaur a Cannibal?

Was This Dinosaur a Cannibal?

Season 2 Episode 32
10:37
The Missing Link That Wasn’t

The Missing Link That Wasn’t

Season 2 Episode 33
9:54
The Raptor That Made Us Rethink Dinosaurs

The Raptor That Made Us Rethink Dinosaurs

Season 2 Episode 34
8:35
When Bats Took Flight

When Bats Took Flight

Season 2 Episode 35
11:09
Back to Show
Eons

The History of Climate Cycles (and the Woolly Rhino)

Season 2 Episode 23

Throughout the Pleistocene Epoch, the range of the woolly rhino grew and shrank in sync with global climate. So what caused the climate -- and the range of the woolly rhino -- to cycle back and forth between such extremes?
Stream on your TV
Support Provided By
Could This Sperm Whale Eat The Meg?
8:36
Season 7 Episode 19
Could This Sperm Whale Eat The Meg?
How did such a large predator survive?
When Red Pandas Roamed North America
9:41
Season 7 Episode 18
When Red Pandas Roamed North America
How did a relative of the red panda end up in North America?
Webs vs wings: The arms race of the air
8:10
Season 7 Episode 17
Webs vs wings: The arms race of the air
How did the competition of spiders vs insects drive them both into the air?
The Graveyard at the Center of the Earth
12:38
Season 7 Episode 16
The Graveyard at the Center of the Earth
Why plate tectonics don't make sense.
Why Wasn't There A Second Age of Reptiles?
9:59
Season 7 Episode 15
Why Wasn't There A Second Age of Reptiles?
Why was it the mammals who triumphed?
How Mountains Make Evolution Weird
10:09
Season 7 Episode 14
How Mountains Make Evolution Weird
What do mountains reveal about primates?
The Mystery of the Cretaceous Pompeii
10:39
Season 7 Episode 13
The Mystery of the Cretaceous Pompeii
When you take a deeper look at Pompeii, a different story could be told about the final moments.
How Asteroids Set the Stage for Life on Earth
10:38
Season 7 Episode 12
How Asteroids Set the Stage for Life on Earth
We may have planet-shattering asteroids...
When Neandertals Became Apex Predators
11:50
Season 7 Episode 11
When Neandertals Became Apex Predators
What doomed the Neandertals?
When the Amazon Flowed Backwards
11:25
Season 7 Episode 10
When the Amazon Flowed Backwards
What did life look like when the Amazon watershed flowed backwards?
How Animals Got Butts
12:10
Season 7 Episode 9
How Animals Got Butts
Did you know the evolution of the butthole was a major breakthrough in animal development?
What Happened To The Other Mesozoic Mammals?
12:28
Season 7 Episode 8
What Happened To The Other Mesozoic Mammals?
Learn about the complicated the history of mammals and their disappearance.
Show more
Active loading indicator