The History of Life on Earth
- Water From Cosmic Debris Supports Life
- Water Created by the Sun
- Building Blocks of Life
- Abiogenesis Jumpstarts Evolution
- The Rise and Fall of a Chemosynthetic Empire
- A Blue-Green Revolution
- Life Takes Another Leap Forward
- Banded Iron Formations
- Missing Oxygen
- Eukaryotes and Oxygen
- The Cryogenian Big Freeze
- Our Common Ancestors
- The Ediacaran World
- Late Ediacaran Mass Extinction
- Hyper Evolution
- The Ingredients for Life
- The Rise and Fall of Ordovician Life
- The Big Ordovician Freeze
- Ordovician-Silurian Mass Extinction
- Silurian Magic
- Devonian World
- The Rise of Devonian Trees
- Devonian Life Sinks into Mass Extinction
- End of the Devonian
- Carboniferous Period
- Permian Water World
- Life Crashes as the Permian Ends
- A New Start in the Triassic
- Jurassic Heat