20-th episode of 8-th season "NOVA"

"NOVA" 8 season 20-th episode

What "NOVA" 20-th episode about

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 first clue to the solution was a piece of clay.

Episode number: 20

Episode name: "The Asteroid and the Dinosaur"

Episode release date: 11 march 1981 at 02:00

Status: aired