This Arabian desert was once a lush paradise. Why did ancient humans avoid it?

Expedition revealed that water wasn’t enough for human settlement — plus, proposals to block sunlight get serious. 00:49 A failed desert expedition to find human tools reveals what humans needed to thriveResearch Article: Dellmour et al.12:33 Research HighlightsNature: Sleep declines in rural communities after electricity arrivesNature: AI doctors’ orders come with a sky-high bill15:14 Could satellites help cool the Earth?Nature: Could a giant sunshade in space 'solve global warming'? Scientists are taking the idea seriouslySubscribe 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.

Show: Nature Podcast

Hosts: Springer Nature Limited