How Small Is the Universe?

BBC FOUR

Wednesday 8 May 2019  23:00 - 00:00 (60 mins)
5/18. Series exploring scientific issues. Following the search for the smallest thing in the universe, a journey where things don't just become smaller - but also a whole lot weirder. [S]

How Small Is the Universe? may be available on playback
How Small Is the Universe? (BBC FOUR) Wednesday 8 May 2019 23:00 - 00:00