In this episode:<h2>00:57 How your smartphone’s camera could measure your heart rate</h2>Research article: <a href="https://www.nature.com/articles/s41586-026-10507-6" rel="noopener noreferrer" target="_blank">Liao et al.</a><h2>08:55 Research Highlights</h2>Nature: <a href="https://www.nature.com/articles/d41586-026-01591-9" rel="noopener noreferrer" target="_blank">A star gone rogue tears through the Galaxy</a>Nature: <a href="https://www.nature.com/articles/d41586-026-01671-w" rel="noopener noreferrer" target="_blank">Gold keeps glittering courtesy of surface chemistry</a><h2>11:04 Should you try something new in a restaurant? Maths has the answer</h2>Nature: <a href="https://www.nature.com/articles/d41586-026-00821-4" rel="noopener noreferrer" target="_blank">Feynman solved the ‘restaurant dilemma’ 50 years ago — now a study confirms his mathematics</a><a href="https://www.nature.com/briefing/signup" rel="noopener noreferrer" target="_blank">Subscribe to Nature Briefing, an unmissable daily round-up of science news, opinion and analysis free in your inbox every weekday.</a><hr> Hosted on Acast. See <a style='color:grey;' target='_blank' rel='noopener noreferrer' href='https://acast.com/privacy'>acast.com/privacy</a> for more information.

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Your phone can use tiny skin-colour changes to measure your heart rate

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