Cheltenham Science Festival 2018

What can chess tell us about artificial intelligence? Rory Cellan-Jones presents the show live from the UK's Cheltenham Science Festival, where he speaks to chess masters Matthew Sadler and Natasha Regan. Matt Jones, professor of computer science at Swansea University, talks smartphone addiction and theoretical physicist Clifford Johnson explains the science behind Marvel comic book movies. Our special guest is Dr Jessica Barker, guest curator of the festival and cyber security expert.

(Photo: Artificial intelligence playing chess, Credit: Getty Images)