Ancient Earth: Humans
How did Earth give rise to humans? With stunningly realistic animation, witness the asteroid strike that wiped out the dinosaurs, the spread of primates across the planet, and the geologic events that made our species' existence possible.
Previews + Extras
What Caused the Dinosaurs to Go Extinct?
S50 E15 - 1m 50s
The asteroid released the equivalent of 10-billion nuclear bombs worth of energy when it struck Earth. The impact started a chain of events that wiped out 75% of all plants and animals at the time.
Similar Shows
View Finders
Science and Nature
Crash Course: Artificial Intelligence
Science and Nature
The Farthest
Science and Nature
Richard Bangs' Adventures with Purpose
Science and Nature
Reactions
Science and Nature
The Great Whale Rescue
Science and Nature
Chesapeake Bay by Air
Science and Nature
The Gene Doctors
Science and Nature
Ozone Hole: How We Saved the Planet
Science and Nature
Get the Math
Science and Nature
WETA Passport
Stream tens of thousands of hours of your PBS and local favorites with WETA Passport whenever and wherever you want. Catch up on a single episode or binge-watch full seasons before they air on TV.