How the Universe Works Season 5 Episode 7 - The Dark Matter Enigma

Airdate: 2017-Jan-31

Episode summary:

Dark matter is the biggest mystery of the cosmos. Scientists know that it has been vital to our universe since its birth, and new discoveries reveal that it could create black holes, cause mass extinctions, and might even shape life on Earth itself.

About How the Universe Works series:

How the Universe Works is the greatest story ever told, the creation of everything us. The programme investigates how the Universe came into existe...Show more >