Back to Show
Eons
When a Billion Years Disappeared
Season 3
Episode 3
In some places, the rocks below the Great Unconformity are about 1.2 billion years older than those above it. This missing chapter in Earth’s history might be linked to a fracturing supercontinent, out-of-control glaciers, and maybe the diversification of life itself.
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By

8:36
Learn Why Being Right-handed May Have Deep Evolutionary Roots In Our Lineage.

9:42
How the Ancient Wormworld Met its Fate by its Own Design.

8:11
Explore The Story Of Venomous Mammals, Both Living And Extinct.

12:01
This is the journey of our DNA through Time and Space.

6:53
Sea Turtles, Past And Present.

11:13
The Evolution of Our Ability to Speak.

9:20
The Pandemic that Lasted 15 Million Years

10:09
Explore The History And Disappearance Of The Hell Ants.

7:32
Today's Beavers Are Pretty Special And Here's Why.

10:11
History Of This Two-faced Creature And What It Can Teach Us About Mass Extinction.

10:21
The Heated Debate Around Younger Dryas.
This is Lizards' Fascinating And Competitive History.