How Bad Was The Great Oxidation Event?
27:56
How Did Life Recover From The First Mass Extinction?
26:55
The Largest Star (Stephenson 2-18)
1:31:07
How The Earth Was Made: From Molten Rock to Green Planet | Full Special
30:49
What is the Oldest Fossil on Earth?
17:08
The Largest Extinction Event on Earth Was NOT Caused By a Meteor | Earth During the Dinosaurs
35:56
The Insane Biology of: The Tardigrade
36:10
What Was The "Boring Billion" Really Like?
57:02