Up Next
Back to Show
Eons
When We First Walked
Season 1
Episode 57
Fossilized footprints have proved that human ancestors were already striding across the landscape 3.6 million years ago. But who started them on that path? What species pioneered this style of locomotion? Who was the first to walk?
Support Provided By
7:32
Scientists have recently discovered a major clue about the origins of the big cats.
7:50
The climate of the Sahara was completely different thousands of years ago.
7:45
The greatest snake that the world ever saw was made possible by a warming planet.
7:40
If it weren't for the collapse, our ancestors might never have made it out of the swamps.
9:18
Long necks gave sauropods an advantage when it came to food, but not in the way you think.
9:51
Throughout the Cenozoic Era marsupials flourished all over South America.
12:00
Other than its bizarre arms, very little material from this dinosaur had been found.
9:09
Neanderthals actually behaved -- and likely thought and felt -- a lot like we do.
11:10
How could a body of water as big as the Mediterranean just...disappear?
9:37
Beardogs are key to understanding an important branch of the mammal family tree.