Briefing chat: How hovering bumblebees keep their cool

00:25 How brains differ by sex and age Nature: Brain differences between sexes get more pronounced from puberty 07:14 Bumblebees ‘fan themselves’ during flight to keep cool Science: How do busy bees avoid overheating from flying? Video: Birds gliding through bubbles reveal aerodynamic trick Subscribe to Nature Briefing, an unmissable daily round-up of science news, opinion and analysis free in your inbox every weekday. Hosted on Acast. See acast.com/privacy for more information.