Cosmos: A SpaceTime Odyssey Season 1 Episode 13 - Who Speaks for Earth?

Airdate: 1980-Dec-21

Episode summary:

Through the use of special effects, we retrace the 15-billion-year journey from the big bang to the present. We also hear the tragic story of the martyrdom of Hypatia, the woman scientist of ancient Alexandria. This is the famous episode on nuclear war in which Dr. Sagan argues that our responsibility for survival is owed not just to ourselves, but also to the cosmos, ancient and vast, from which we spring.

About Cosmos: A SpaceTime Odyssey series:

Cosmos: A Spacetime Odyssey is a 2014 American science documentary television series that is a follow-up to the 1980 television series Cosmos: A Pe...Show more >