NOVA: Season 18
This season started on January 8, 1991. The table lists episodes with recorded air dates up to September 28, 2026.
| Ep | Title and air date | My place |
|---|---|---|
| 1 | Return to Mt. St. Helens · 55 min | |
| 2 | ConFusion in a Jar · 55 min | |
| 3 | The Hunt for China's Dinosaurs (1) · 55 min | |
| 4 | Case of the Flying Dinosaur · 55 min | |
| 5 | T. rex Exposed · 55 min | |
| 6 | The Russian Right Stuff: The Invisible Spaceman · 55 min | |
| 7 | The Russian Right Stuff: The Dark Side of the Moon · 55 min | |
| 8 | The Russian Right Stuff: The Mission · 55 min | |
| 9 | Swimming With Whales · 55 min | |
| 10 | The Chip vs. the Chess Master · 55 min | |
| 11 | Sex, Lies and Toupee Tape · 55 min | |
| 12 | So You Want to Be a Doctor? · 55 min | |
| 13 | Secrets of the Dead Sea Scrolls · 55 min | |
| 14 | Suicide Mission to Chernobyl · 55 min | |
| 15 | Taller Than Everest? · 55 min | |
| 16 | Fastest Planes in the Sky · 55 min | |
| 17 | Avoiding the Surgeon's Knife · 55 min | |
| 18 | Skyscraper! A NOVA Special · 55 min | |
| 19 | The Fine Art of Faking It · 55 min |
