Home News Sport Weather iPlayer Sounds Bitesize CBeebies CBBC Food Home News Sport Business Technology Health Culture Arts Travel Earth Audio Video Live Use BBC.com or the new BBC App to listen to BBC podcasts, Radio 4 and the World Service outside the UK.Find out how to listen to other BBC stationsEpisode detailsWorld Service,·21 Jul 2026,·26 minsAvailable for over a yearThe nose of a dog is incredibly sensitive. And odour contains information. With the help of AI, electronic 'noses' are being used to sniff out complex odours, including diseases. Chris Vallance visits a company developing the technology. Also this week: Shiona McCallum is in Paris to see the tech that can help us understand sleep. And Liv McMahon accompanies Chris on a walk in a park. There, they try one of many bird identification apps that are proving a hit, especially with younger users. Presenter: Chris Vallance Producer: Tom Quinn (Image: A photo of a cute mixed breed dog with black fur. It is sitting down, looking up at the camera. Its nose is prominent in the foreground. Credit: Getty Images)Programme WebsiteMore episodes
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