Science commentator Siouxsie Wiles joins Kathryn to talk about making silk from microbes, how humans twitch their ears when they hear interesting sounds and the importance of herd immunity.
Associate Professor Dr Siouxsie Wiles is the head of Bioluminescent Superbugs Lab at the University of Auckland.
Spider silk is strong and lightweight, now researchers have worked out how to replicate it. Photo: Robert Downer/123 RF
