The Science of Doctor Who had an average overnight audience of 2.6 million viewers, according to unofficial figures.
The lecture in which Professor Brian Cox explains the physics that allows Doctor Who to travel through space and time, was the second highest rated programme on BBC Two for the day. It scored a 12.1% share of the total audience, beating the ITV offering, Breathless, which had 2.2 million watching. On BBC One the fundraising concert, Children in Need Rocks, had an average of 4.2 million viewers. Bedlam, on Channel 4 had 1.2 million watching with Slaughter at the Farm: Countdown to Murder getting 1.3 million.
Overall The Science of Doctor Who was the 16th most watched programme of the day. The programme is available to UK viewers on the BBC iPlayer and is repeated next Friday on BBC Two at 11.05pm.
The repeat of Buzzcocks: The Doctor Who Special, hosted by David Tennant and featuring Bernard Cribbins and Catherine Tate, had an average audience of 1.6 million watching, an audience share of 8.5%, and was 28th for the day.