Light and Dark

BBC FOUR

Thursday 17 January 2019  22:00 - 23:00 (60 mins)
2/2. Professor Jim Al-Khalili tells the story of how we went from thinking we were close to a complete understanding of the universe to realising we had seen almost none of it. [S]

Light and Dark may be available on playback
Light and Dark (BBC FOUR) Thursday 17 January 2019 22:00 - 23:00