A room devoid of light and sound where a guest is left alone to reveal their thoughts.
British spacewoman Helen Sharman chooses scientist Elsie Widdowson as her great life.
Michael Berkeley's guest is astrophysicist Jocelyn Bell Burnell.
James Naughtie profiles Jocelyn Bell Burnell, the astrophysicist who discovered pulsars.
Space scientist Maggie Aderin-Pocock boards Peter Snow's time-travelling DeLorean.
Michael Berkeley's guest is scientist and tango dancer Nicky Clayton.
Sky at Night presenter Maggie Aderin-Pocock talks to Jim Al-Khalili about astronomy.
Quentin Cooper tells the story of a British scientist hailed as a god in Japan.
Wild swimming enthusiast Alice Roberts examines the legacy of Waterlog by Roger Deakin.