Season 1
Artwork
No image
| # | Image | Title | Aired |
|---|---|---|---|
| 1 | Mega-Tsunami. | — | |
| 2 | Killer Asteroid | — | |
| 3 | Global Pandemic | — | |
| 4 | Supervolcano | — | |
| 5 | Strange Matter. | — |
| # | Image | Title | Aired |
|---|---|---|---|
| 1 | Mega-Tsunami. | — | |
| 2 | Killer Asteroid | — | |
| 3 | Global Pandemic | — | |
| 4 | Supervolcano | — | |
| 5 | Strange Matter. | — |