Horizon: Who's Afraid of a Big Black...

BBC FOUR

Friday 21 September 2018  00:15 - 01:15 (60 mins)
...Hole? What was there before the big bang? Scientists believe that black holes could hold the answer. However, researching them is next to impossible. Also in HD. [AD,S]

Horizon: Who's Afraid of a Big Black... may be available on playback
Horizon: Who's Afraid of a Big Black... (BBC FOUR) Friday 21 September 2018 00:15 - 01:15