Up Next
Back to Show
Eons
The Evolution of the Heart (A Love Story)
Season 2
Episode 12
In order to understand where hearts came from, we have to go back to the earliest common ancestor of everything that has a heart. It took hundreds of millions of years, and countless different iterations of the same basic structure to lead to the heart that you have today.
Support Provided By
Season
11:25
What did life look like when the Amazon watershed flowed backwards?
12:10
Did you know the evolution of the butthole was a major breakthrough in animal development?
12:28
Learn about the complicated the history of mammals and their disappearance.
9:19
Where are all the east coast dinosaurs?
10:50
Where did our moon come from? The origin is even stranger than you may imagine.
10:04
The Himalayas changed everything.
11:53
What led to the creation of the trunk?
11:55
What was the first ever drink?
9:45
How did the "false horse," Thoatherium, and its relatives survive?
10:21
Did you know volcanoes created the Atlantic Ocean that we know today?
8:04
Learn about how researchers have discovered a piece of a weird, but critical, time in the deep past…
10:46
Maybe there wasn’t just one so-called "cradle of humankind"?