The Asteroid and the Dinosaur

Mar 10, 1981 on PBS at 9:00 PM


For 150 million years, dinosaurs dominated the earth. Then, 65 million years ago, they suddenly vanished, along with a great deal of the planet's animal and plant life. NOVA examines a remarkable theory about the cause of the catastrophe—in which the... (more) first clue to the solution was a piece of clay.

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Beyond the Milky Way
Season 8 Episode 7

Mar 03, 1981

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Animal Olympians
Season 8 Episode 9

Mar 17, 1981