Up Next

Did This Asteroid Just Turn into a Comet?

Did This Asteroid Just Turn into a Comet?

Did This Asteroid Just Turn into a Comet?

Video

4:24

Asteroids Provide Hints About the "Ingredients" in Planets

Asteroids Provide Hints About the "Ingredients" in Planets

Asteroids Provide Hints About the "Ingredients" in Planets

Video

4:30

Inside OSIRIS-REx’s Mission to Tag Asteroid Bennu

Inside OSIRIS-REx’s Mission to Tag Asteroid Bennu

Inside OSIRIS-REx’s Mission to Tag Asteroid Bennu

Video

4:38

Meet the NASA Scientist Who Uses Lasers to Study Forests

Meet the NASA Scientist Who Uses Lasers to Study Forests

Meet the NASA Scientist Who Uses Lasers to Study Forests

Video

4:05

What is Solar Geoengineering and Why is it Controversial?

What is Solar Geoengineering and Why is it Controversial?

What is Solar Geoengineering and Why is it Controversial?

Video

4:16

How Much Coal Do People Burn Each Year?

How Much Coal Do People Burn Each Year?

How Much Coal Do People Burn Each Year?

Video

2:13

The Tech Behind Mail-In Voting

The Tech Behind Mail-In Voting

The Tech Behind Mail-In Voting

Video

6:20

The Science of the COVID-19 Treatments Trump Received

The Science of the COVID-19 Treatments Trump Received

The Science of the COVID-19 Treatments Trump Received

Video

6:37

Repairing Notre Dame's Vaults with Underground Quarries

Repairing Notre Dame's Vaults with Underground Quarries

Repairing Notre Dame's Vaults with Underground Quarries

Video

2:51

Stabilizing Notre Dame's Famous Buttresses

Stabilizing Notre Dame's Famous Buttresses

Stabilizing Notre Dame's Famous Buttresses

Video

3:03

Saving Notre Dame's Stained Glass Masterpieces

Saving Notre Dame's Stained Glass Masterpieces

Saving Notre Dame's Stained Glass Masterpieces

Video

3:02

Is it Safe to Fly During the Pandemic?

Is it Safe to Fly During the Pandemic?

Is it Safe to Fly During the Pandemic?

Video

6:14

Back to Show

NOVA

The Anatomy of an African Wild Dog Hunt

Gorongosa National Park's top feline predator—the lion—hunts by ambush. Discover how gregarious wild dogs use an entirely different strategy to take down prey.