NATURE PODCAST
03 June 2026
Passive heart-rate monitoring during regular phone use could provide early warning of health issues — plus, testing Richard Feynman’s solution to the ‘restaurant dilemma’ problem.
By
Benjamin Thompson
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In this episode:
00:57 How your smartphone’s camera could measure your heart rate
Research article: Liao et al.
08:55 Research Highlights
Nature: A star gone rogue tears through the Galaxy
Nature: Gold keeps glittering courtesy of surface chemistry
11:04 Should you try something new in a restaurant? Maths has the answer
Nature: Feynman solved the ‘restaurant dilemma’ 50 years ago — now a study confirms his mathematics
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doi: https://doi.org/10.1038/d41586-026-01793-1
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