Sesong 40
Bilder
| # | Bilde | Tittel | Sendt |
|---|---|---|---|
| 1 |  | Doomsday Volcanoes | 2. jan. 2013 |
| 2 |  | Decoding Neanderthals | 9. jan. 2013 |
| 3 |  | Rise of the Drones | 23. jan. 2013 |
| 4 |  | Who Killed Lindbergh's Baby? | 30. jan. 2013 |
| 5 |  | Building Pharaoh's Chariot | 6. feb. 2013 |
| 6 |  | Earth From Space | 13. feb. 2013 |
| 7 |  | Ancient Computer | 3. apr. 2013 |
| 8 |  | Mind of a Rampage Killer | 20. feb. 2013 |
| 9 |  | Australia's First 4 Billion Years - Awakening | 10. apr. 2013 |
| 10 |  | Australia's First 4 Billion Years - Life Explodes | 17. apr. 2013 |
| 11 |  | Australia's First 4 Billion Years - Monsters | 24. apr. 2013 |
| 12 |  | Australia's First 4 Billion Years - Strange Creatures | 1. mai 2013 |
| 13 |  | Meteor Strike | 27. mars 2013 |
| 14 |  | Manhunt - Boston Bombers | 29. mai 2013 |
| 15 |  | Oklahoma's Deadliest Tornadoes | 29. mai 2013 |
| 16 |  | Ground Zero Supertower | 11. sep. 2013 |
| 17 |  | Megastorm Aftermath | 9. okt. 2013 |
| 18 |  | Making Stuff Faster (1) | 16. okt. 2013 |
| 19 |  | Making Stuff Wilder (2) | 23. okt. 2013 |
| 20 |  | Making Stuff Colder (3) | 30. okt. 2013 |
| 21 |  | Making Stuff Safer (4) | 6. nov. 2013 |
| 22 |  | Cold Case JFK | 13. nov. 2013 |
| 23 |  | At the Edge of Space | 20. nov. 2013 |
| 24 |  | Asteroid: Doomsday or Payday? | 20. nov. 2013 |