Up Next
Back to Show
Eons
How Volcanoes Froze the Earth...Twice
Season 2
Episode 29
Over 600 million years ago, sheets of ice coated our planet on both land and sea. How did this happen? And most importantly for us, why did the planet eventually thaw again? The evidence for Snowball Earth is written on every continent today.
Support Provided By
10:27
Understanding the Isthmus of Panama.
9:35
Tiny mammals and a group of lizard-like reptiles shared a trait that helped them survive extinction.
10:43
Where the space rock came from 66 million years ago that crashed and killed the dinosaurs.
8:19
Fish evolved terrestrial traits to...stay fish?
12:07
We're the only ones with chins, and we don't know why.
12:40
Why did sharks get so incredibly diverse and odd during the Golden Age?
12:12
What was Charles Darwin really obsessed with?
12:29
Did you know ocean basins are reincarnated?
8:36
How did such a large predator survive?
9:41
How did a relative of the red panda end up in North America?
8:10
How did the competition of spiders vs insects drive them both into the air?
12:38
Why plate tectonics don't make sense.