Helen Arney joins Simon Watt to judge pitches for the next stage of humanity from Emma Robinson and Andrew Steele live at Impfest. The panel discuss mind-reading fMRI scanners, polydactyl cats and the amazing planarian.
Theme music written and performed by Laurence Owen. Graphics by Theo Weedon, web design by Ian Bridgeman and support from the Wellcome Trust. The producer is Rachel Wheeley.