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Old antibiotics are being revived to fight new threats

mercredi 13 mai 2026 par Katherine Bourzac

Nature, Published online: 13 May 2026; doi:10.1038/d41586-026-01379-xThe last antimicrobial peptide was developed decades ago. Now, drug-resistant bacteria are forcing scientists to take a fresh look at this class of antibiotic.

Nature

Fast and furious: the gaseous outflows of quasars in the early Universe were extreme

mercredi 13 mai 2026

Nature, Published online: 13 May 2026; doi:10.1038/d41586-026-01485-wObservations from the James Webb Space Telescope reveal that extremely fast, galaxy-scale outflows from luminous objects called quasars were much more frequent, and on average more powerful, about one billion years after the (...)

Nature

White matter micro- and macrostructure brain charts for the human lifespan

mercredi 13 mai 2026 par Michael E. Kim, Chenyu Gao, Karthik Ramadass, Nancy R. Newlin, Praitayini Kanakaraj, Sam Bogdanov, Gaurav Rudravaram, Derek Archer, Timothy J. Hohman, Angela L. Jefferson, Victoria L. Morgan, Alexandra Roche, Dario J. Englot, Susan M. Resnick, Lori L. Beason-Held, Laurie E. Cutting, Laura A. Barquero, Micah A. D’archangel, Tin Q. Nguyen, Kathryn L. Humphreys, Yanbin Niu, Sophia Vinci-Booher, Carissa J. Cascio, Sid O’Bryant, Arthur Toga, Marilyn Albert, L. Taylor Davis, Zhiyuan Li, Simon N. Vandekar, Panpan Zhang, John C. Gore, Bennett A. Landman, Kurt G. Schilling

Nature, Published online: 13 May 2026; doi:10.1038/s41586-026-10454-2Integration of data representing 35,120 brain scans from diverse global studies enables construction of reference charts that define normative microstructural and macrostructural properties across the human lifespan for (...)

Nature

Sleep linked to slower ageing: huge study pinpoints the right amount

mercredi 13 mai 2026 par Heidi Ledford

Nature, Published online: 13 May 2026; doi:10.1038/d41586-026-01506-8Health outcomes were better in people who slept for between about six and eight hours a day.

Nature

Growth charts reveal how the brain’s ‘communication highways’ change throughout life

mercredi 13 mai 2026

Nature, Published online: 13 May 2026; doi:10.1038/d41586-026-01318-wStudies of white matter — the tissue used for communication between brain regions — have revealed substantial changes in people with neurological diseases and disorders. The creation of white-matter brain charts enables (...)

Nature

Can AI tools assess coding assignments?

mercredi 13 mai 2026 par Yulu Hou

Nature, Published online: 13 May 2026; doi:10.1038/d41586-026-01139-xYulu Hou and her partner experimented with using ChatGPT to automate marking of undergraduate assignments. Here’s what they learnt.

Nature

Did Homo erectus and Denisovans mate? Tooth proteins hint at ancient trysts

mercredi 13 mai 2026 par Dyani Lewis

Nature, Published online: 13 May 2026; doi:10.1038/d41586-026-01532-6Genetic analysis suggests interbreeding between two groups of human relatives.

Nature

The fightback against antimicrobial resistance starts at home

mercredi 13 mai 2026 par Richard Hodson

Nature, Published online: 13 May 2026; doi:10.1038/d41586-026-01372-4Microbiologist Alexander Fleming’s 80-year-old advice is still key to protecting the efficacy of antibiotics.

Nature

AI can design viruses, toxins and other bioweapons. How worried should we be?

mercredi 13 mai 2026 par Ewen Callaway

Nature, Published online: 13 May 2026; doi:10.1038/d41586-026-01476-xScientists are debating whether to limit biological AI software to ward off threats.

Nature

Why farm workers need protection from antimicrobial resistance

mercredi 13 mai 2026 par Roxanne Khamsi

Nature, Published online: 13 May 2026; doi:10.1038/d41586-026-01377-zAntibiotic use in agriculture threatens the health of workers and their communities, but there are potential solutions.

Nature