Brian Cox and Robin Ince host a close encounter of the first kind with comedian Lucy Beaumont, astronomer Maggie Aderin-Pocock, Prof Tim O’Brien and science presenter Dallas Cambell to ask if UFOs and aliens have visited Earth.
2018
2014
2020
2015
2006
2019
2007
1981
2008
2004
2017
1958
2012
2010
1998
2016
