Peptides — short chains of amino acids — have become huge online. The popularity of these molecules has skyrocketed and they are now the latest cure-all trend on social media.

But what does the science say about their effectiveness? Animal research suggests that that some of these experimental peptides hold promise, but evidence they work in people is lacking.

This is an audio version of our Feature: Is the peptide craze backed by science? The promise behind the hype

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Nature staff discuss how apes share a rhythm of laughter, and how AI use may degrade skills in medicine and computer science.

Nature: Is AI ruining our skills? Early results are in — and they’re not good

Nature: Oo oo, ha ha: why humans and great apes giggle alike when tickled

Subscribe to Nature Briefing, an unmissable daily round-up of science news, opinion and analysis free in your inbox every weekday.

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In this episode:

Research article: Knolle et al.

Correction: The story about medical AI-data privacy incorrectly stated that the number of individuals at high risk of a membership inference attack increases as training-dataset size grows. It should have stated that the increase in risk occurs when the AI model increases in capacity and size.

Nature: A long-lived butterfly’s secret to graceful ageing

Nature: It slices! It dices! Sashimi-Bot handles seafood with ease

Research article: Labini & Galoppo

Subscribe to Nature Briefing, an unmissable daily round-up of science news, opinion and analysis free in your inbox every weekday.

Hosted on Acast. See acast.com/privacy for more information.