In episode 192 Jo's special guest is Jules Howard, who is a zoology correspondent and author. He talks about his latest book 'Infinite Life' which is about eggs, evolution and life on Earth, including birds, fish and dinosaurs.

Jo also talks to Prof Niamh Nic Daéid, who is Professor of Forensic Science at the University of Dundee and is the Director of the Leverhulme Research Centre for Forensic Science. They discuss the future of forensics at the Cheltenham Science Festival.

Presented, produced & edited by Jo Durrant.

Music licensed from Purple Planet.