NOVA

Day the Dinosaurs Died

Season 44 Episode 21 | 53m 14s

66 million years ago, a seven-mile-wide asteroid collided with Earth, triggering a chain of events that coincide with the end of the dinosaurs. But experts have long debated exactly what happened when the asteroid struck and how the giant beasts met their end. Now, scientists have uncovered compelling new clues about the catastrophe.

Aired: 12/06/17 | Expired: 12/26/20 | Rating: TV-PG

Major funding for NOVA is provided by the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.

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Extras From This Episode

• Day the Dinosaurs Died Preview

  Preview: S44 Ep21 | 30s

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