Andy Zaltzman reflects on a week of headlines in the company of guests including Andy Hamilton and host of BBC Radio Scotland's 'Breaking the News', Des Clarke. Producer: Richard Morris Production co-ordinator: Katie Baum A BBC Studios Production

Short comedian Andy Hamilton and entomologist Erica McAlister discuss being three times bigger, favorite flies, and glowing ants gone wrong. Topics include unseen particles, microbes, and a gameshow about mammoths.