Nasa will use Arizona’s rough terrain for a moon mission rehearsal. Astronauts, engineers and scientists can practise exercises in a simulated “lunar surface environment”. Music mogul Simon Cowell teams up with TikTok and launches Stemdrop, a new music production tool. Plus, we speak to AR artist Doddz about making fashion more sustainable. Also in this episode:

• Why mosquitoes are attracted to certain acids on your skin
• Fresh Netflix news on ‘cloud gaming’
• Apple’s upgraded iPad designs
• A sound pillow for pain helping patients in hospital
• And a scientist’s tips on a healthier nights sleep

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