Poster of Cast and Crew in Crash Course Big History - Season 2 - Episode 1 - Why Cosmic Evolution Matters

Crash Course Big History - Season 2 - Why Cosmic Evolution Matters (Episode 1)

Plot: Crash Course Big History is back! It turns out, we couldn't tell all of the 13. 8 billion years of the history of the universe in 10 Crash Course Episodes
Episode Aired On:
Wednesday, May 24 2017
7 years ago