GCGemma Conroy

1. Article · Sep 30, 2026 · Gemma Conroy

   AI ‘speech clock’ assesses how fast you’re ageing from your voice (opens the original)

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   A ‘speech clock’ developed by scientists can predict how well a person is ageing based on characteristics of their voice and how they talk. The clock draws on hundreds of vocal features, including pitch and talking speed, to estimate a person’s age. ‘Inflammation clock’ can reveal body’s biological age ‘Inflammation clock’ can reveal body’s biological age Using the clock, the scientists calculated a ‘speech age gap’ for individuals: the difference between a person’s age a

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2. Article · Sep 15, 2026 · Gemma Conroy

   ‘Stomach bugs’ send protective immune cells rushing from gut to brain (opens the original)

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   Immune cells that fight stomach bugs can migrate from the gut to the brain, where they establish a lasting ‘memory’ of previous infection, according to a study in mice. The brain is shielded by protective membranes called meninges, which guard the central nervous system against pathogens circulating in the blood. When mice in the study were infected with common bacteria and parasites that cause intestinal illness, immune cells journeyed from the gut to the meninges. Once there, the cells bec

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3. Article · Jul 29, 2026 · Gemma Conroy

   This AI Raygun can shrink and supersize proteins — opening the door to easy editing (opens the original)

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   A sci-fi weapon has entered the AI age. An artificial-intelligence tool dubbed Raygun can miniaturize or supersize a natural protein without disrupting its shape or ability to function1. Access Nature and 54 other Nature Portfolio journals Get Nature+, our best-value online-access subscription Receive 52 print issues and online access Prices may be subject to local taxes which are calculated during checkout doi: https://doi.org/10.1038/d41586-026-02335-5 Devkota, K. et al. Nature https://doi.org

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