From the Smithsonian Channel

How a Single Asteroid Wiped Dinosaurs Off This Planet

Name: How a Single Asteroid Wiped Dinosaurs Off This Planet
Uploaded: 2018-09-12
Duration: 74815
Description: It's commonly known that a single asteroid set off the dinosaurs' extinction. Even more destructive than its impact was the chain of events it set into motion.

It's commonly known that a single asteroid set off the dinosaurs' extinction. Even more destructive than its impact was the chain of events it set into motion.

Smithsonian magazine | 1:14