This week, why stress makes mice turn grey, and how to think about climate change.In this episode:00:45 Going greyAnecdotal evidence has long suggested stressas a cause of grey hair. Now, a team of researchers have showed experimental evidence to suggest this is the case. Research Article: Zhang et al.; News & Views: How the stress of fight or flight turns hair white08:39 Research HighlightsAncient bones suggest that giant ground sloths moved in herds,plus an atomic way to check for whiskey fakes. Research Highlight: A bone bed reveals mass death of herd of giant ground sloths; Research Highlight: Nuclear-bomb carbon unmasks fraudulent luxury whisky10:40 Climate optimismTo tackle climate change, the former UN secretary for climate change argues that the biggest change needs to be mindset. Comment: Paris taught me how to do what is necessary to combat climate change18:09 News ChatThe latest on a new virus from Wuhan in China, and insights from ancient African genomes. News: China virus latest: first US case confirmed; Research Article: Lipson et al. Hosted on Acast. See acast.com/privacy for more information.

Ask this episode

“What did the council decide on item 42?” — answered with the speaker and the moment.