Season 1
Artwork
| # | Image | Title | Aired |
|---|---|---|---|
| 1 |  | Violent Past | Apr 22, 2005 |
| 2 |  | Snowball Earth | Apr 22, 2005 |
| 3 |  | New Frontiers | Apr 22, 2005 |
| 4 |  | Extinction and Rebirth | Apr 22, 2005 |
| 5 |  | Survival of the Fittest | Apr 22, 2005 |
| 6 |  | Life Indestructible | Aug 8, 2005 |
| # | Image | Title | Aired |
|---|---|---|---|
| 1 | | Violent Past | Apr 22, 2005 |
| 2 | | Snowball Earth | Apr 22, 2005 |
| 3 | | New Frontiers | Apr 22, 2005 |
| 4 | | Extinction and Rebirth | Apr 22, 2005 |
| 5 | | Survival of the Fittest | Apr 22, 2005 |
| 6 | | Life Indestructible | Aug 8, 2005 |