S2·E1 – Cosmic Collisions
2010-04-01 • 60 min
The collisions that created Earth and the moon; the people who work to stave off the apocalypse; violent impacts deep in the cosmos.
2010-04-01 • 60 min
The collisions that created Earth and the moon; the people who work to stave off the apocalypse; violent impacts deep in the cosmos.