How the Universe Works

Season 3 Episode 6: Weapons of Mass Extinction

Asteroids strike, planets collide, black holes blast out death rays, volcanoes erupt and ice engulfs the planet. These are the universe’s weapons of extinction. They’ve happened before - wiping out entire species, and they will happen again. Are we next?

Genre:

Documentary

Seasons:

11

Episodes:

93

Actor:

Quality:

HD

Status:

Ended

First Air:

2010

IMDb:

8.3