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NOVA
1974
Published on, 9 months ago
NOVA
Day the Dinosaurs Died 44 Season 28 Episode
55 min
1974
7.1
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.
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