Armstrong & Miller - an opera singer and a scientist
10 January 2011 Last updated at 11:40 GMT
Comedian Ben Miller joined BBC Breakfast to discuss his new documentary and admits that, if it wasn't for Alexander Armstrong, he could have followed a career in quantum physics and Armstrong could have been an opera singer!
Horizon: What is a One Degree? is on tonight at 9pm on BBC Two, and will be available on BBC iPlayer.