Up Next
Back to Show
Eons
Animals Are Older Than We Thought
Season 6
Episode 13
What are animal-like fossils doing in rocks a billion years old, and what does that mean for our understanding of their evolution and geologic time itself? Turns out, there might've been a long, slow-burning fuse that ultimately ignited the Cambrian Explosion.
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By
11:09
Some rocks below the Great Unconformity are 1.2 billion years older than those above it.
9:21
It took thousands of years of interactions to develop our deep bond with dogs.
8:44
We’re here to tell you: The egg came first.
11:47
When We Took Over the World
7:32
Scientists have recently discovered a major clue about the origins of the big cats.
12:18
Is it possible that monsters that populate our legends were influenced by the fossil record?
10:09
Just a few thousand years ago, Madagascar was inhabited by giant lemurs.
10:33
They evolved from a flying ancestor.
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.