Nasa astronauts Butch Wilmore and Suni Williams, who are stranded on the International Space Station, reflect on their mission that will see them stuck orbiting earth until at least February 2025. Titan sub disaster: hearing opens into five deaths. Swapping UPFs ‘may cut diabetes risk’.

Also in this episode:

• How 6G gaming could obliterate your phone battery
• Removing fat gene ‘tricks body into burning more calories’
• Call for DIY cervical screening tests
• Lasers reveal advanced features of Pacific’s ‘ghost city’.

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