00:45 A flexible, wearable, fabric microphoneInspired by the ear, a team of researchers have developed an acoustic fibre that can be woven into fabrics to create a sensitive microphone. This fabric microphone is capable of detecting human speech and heartbeats, and the team think it could be used to develop new, wearable sensors for long-term health monitoring.Research article: Yan et al.News and Views: A smart sensor that can be woven into everyday life08:38 Research HighlightsHow a shark’s posture lets you know if it’s asleep, and the desert dust that helps cirrus clouds form.Research Highlight: The secrets of shark sleepResearch Highlight: Wispy clouds are born of dust in the wind11:31 How AI helped Togo target financial aidEarly in the COVID-19 pandemic, the government of Togo needed to distribute financial aid to citizens most in need of assistance. As running a nationwide survey to find out people’s financial situations was impossible, they turned to machine learning to discover how best to distribute aid.Research article: Aiken et al.19:02 Briefing ChatWe discuss some highlights from the Nature Briefing. Using machine learning to find meteorite fragments in a desert, and using radiocarbon dating to detect forged paintings.Physics World: ‘Huge leap’ as scientists report first drone-assisted space rock recovery after observed meteorite fallNature: Police rely on radiocarbon dating to identify forged paintingsSubscribe to Nature Briefing, an unmissable daily round-up of science news, opinion and analysis free in your inbox every weekday. See acast.com/privacy for privacy and opt-out information.