Temporada 20
Imagens
| # | Imagem | Título | Exibido |
|---|---|---|---|
| 1 |  | The Hunt for Saddam's Secret Weapons | 5 de jan. de 1993 |
| 2 | Can Bombing Win a War? | 19 de jan. de 1993 | |
| 3 | The Deadly Deception | 26 de jan. de 1993 | |
| 4 | Nazis and the Russian Bomb | 2 de fev. de 1993 | |
| 5 |  | In the Path of a Killer Volcano | 9 de fev. de 1993 |
| 6 | Can Science Build a Champion Athlete? | 16 de fev. de 1993 | |
| 7 | Diving for Pirate Gold | 23 de fev. de 1993 | |
| 8 | Murder, Rape and DNA | 2 de mar. de 1993 | |
| 9 | The Lost Tribe | 30 de mar. de 1993 | |
| 10 | The NOVA Quiz | 5 de out. de 1993 | |
| 11 | Wanted: Butch and Sundance | 12 de out. de 1993 | |
| 12 | Secrets of the Psychics | 19 de out. de 1993 | |
| 13 | Dying to Breathe | 26 de out. de 1993 | |
| 14 | Shadow of the Condor | 2 de nov. de 1993 | |
| 15 | The Real Jurassic Park | 9 de nov. de 1993 | |
| 16 | Roller Coaster! | 16 de nov. de 1993 | |
| 17 | Mysterious Crash of Flight 201 | 30 de nov. de 1993 | |
| 18 | Great Moments from NOVA | 7 de dez. de 1993 | |
| 19 | The Best Mind Since Einstein | 21 de dez. de 1993 | |
| 20 | Stranger in the Mirror | 28 de dez. de 1993 |