1: Eons The Trouble With Trilobites

2: Eons When Did the First Flower Bloom?

3: Eons The Tully Monster & Other Problematic Creatures

4: Eons Stegosaurs: Tiny Brains & Thagomizers

5: Eons What Colors Were Dinosaurs?

6: Eons The Story of Saberteeth

7: Eons That Time Oxygen Almost Killed Everything

8: Eons The Biggest Thing That Ever Flew

9: Eons Dimetrodon: Our Most Unlikely Ancestor

10: Eons The Extinction That Never Happened

11: Eons The Strange Case of the Buzzsaw Jaws

12: Eons The Age of Giant Insects

13: Eons History's Most Powerful Plants

14: Eons How Did Dinosaurs Get So Huge?

15: Eons When The Earth Was Purple

16: Eons 'Living Fossils' Aren't Really a Thing

17: Eons When Whales Walked

18: Eons An Illustrated History of Dinosaurs

19: Eons A Brief History of Geologic Time

20: Eons The Search for the Earliest Life

21: Eons The Facts About Dinosaurs & Feathers

22: Eons The Last Time the Globe Warmed

23: Eons What Happened to the World's Greatest Ape?

24: Eons When Giant Fungi Ruled