How the Universe Works · SEASON 5
Black Holes: The Secret Origin
Episode 3 · 2016-12-06

- Documentary
Episode overview
Recent discoveries could explain how supermassive black holes grow so big, one of the universe's most mysterious questions. Neither dark matter nor cannibalism can fully explain these monsters, but the latest science might finally provide an answer.
42 minutes
Season 5 episodes
1. Most Amazing Discoveries2016-11-22
2. Mystery of Planet 92016-11-29
3. Black Holes: The Secret Origin2016-12-06
4. Secret History of Pluto2017-01-03
5. Stars That Kill2017-01-10
6. The Universe's Deadliest2017-01-17
7. Life and Death on the Red Planet2017-01-24
8. The Dark Matter Enigma2017-01-31
9. Strangest Alien Worlds2017-02-07