Investigate how an asteroid vanquished the dinosaurs 66 million years ago. Join scientists as they drill into the impact crater and, for the first time, reconstruct the hell on earth that unfolded in the minutes, hours and months after the impact.
Duration: 56 minutes and 46 seconds
Episode Number: 4421
No future air times were found for this episode.
PBS' premier science series helps viewers of all ages explore the science behind the headlines.
Along the way, NOVA programs demystify science and technology and highlight the people involved in scientific pursuits.
| Wed, Dec 17 | 1:00 A.M. | Hunt for the Oldest DNA NH World (11.3) |
| Wed, Dec 17 | 8:00 A.M. | Ice Age Footprints NH World (11.3) |
| Wed, Dec 17 | 9:00 A.M. | Hunt for the Oldest DNA NH World (11.3) |
| Wed, Dec 17 | 9:00 P.M. | Polar Extremes NHPBS (11.1) |
| Thu, Dec 18 | 1:00 A.M. | Polar Extremes NHPBS (11.1) |
| Fri, Dec 19 | 3:00 P.M. | Polar Extremes NHPBS (11.1) |
| Sat, Dec 20 | 11:00 A.M. | The Planets: Mars NH Explore (11.2) |
| Sat, Dec 20 | 1:00 P.M. | Polar Extremes NH Explore (11.2) |
| Sun, Dec 21 | 1:00 A.M. | Polar Extremes NHPBS (11.1) |
| Sun, Dec 21 | 4:00 A.M. | Polar Extremes NH Explore (11.2) |
| Sun, Dec 21 | 7:00 A.M. | London Super Tunnel NHPBS (11.1) |
| Sun, Dec 21 | 8:00 P.M. | Polar Extremes NH Explore (11.2) |
| Sun, Dec 21 | 10:00 P.M. | The Planets: Mars NH Explore (11.2) |
| Mon, Dec 22 | 12:00 A.M. | Polar Extremes NH Explore (11.2) |
| Mon, Dec 22 | 2:00 A.M. | The Planets: Mars NH Explore (11.2) |
| Tue, Dec 23 | 7:00 P.M. | Polar Extremes NH World (11.3) |
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