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Obesity has risen in all countries — but at a faster pace in poorer ones

mercredi 13 mai 2026 par Boyd Swinburn

Nature, Published online: 13 May 2026; doi:10.1038/d41586-026-00909-xTrajectories of obesity prevalence over the past 45 years reveal patterns of growth, plateau and decline that differ across high-, middle- and low-income countries.

Nature

At last, a pill that can prevent COVID after exposure to infected people

mercredi 13 mai 2026 par Elie Dolgin

Nature, Published online: 13 May 2026; doi:10.1038/d41586-026-01546-0Drug arrives years after pandemic’s peak, but could still offer protection to vulnerable populations.

Nature

Protective maternal gut instincts

mercredi 13 mai 2026 par Jiahui Sun, Sing Sing Way

Nature, Published online: 13 May 2026; doi:10.1038/d41586-026-01322-0Pregnancy poses many challenges, including protecting against infection and increased nutritional demands. Pregnancy-associated gut changes offer some help.

Nature

Daily briefing: Ice core is the longest-ever continuous record of Earth’s climate

mercredi 13 mai 2026 par Flora Graham

Nature, Published online: 13 May 2026; doi:10.1038/d41586-026-01561-1Data from the 2.8-kilometre-deep core stretches back 1.2 million years. Plus, the cost of using AI tools in the lab and the greatest physics mysteries that still divide (...)

Nature

Science can take the lead in making better measures of economic growth

mardi 12 mai 2026

Nature, Published online: 12 May 2026; doi:10.1038/d41586-026-01474-zThe United Nations wants scientists to help design indicators of progress that go beyond GDP. Researchers should seize the chance and be aware of past failures.

Nature

How to vibe code in science: early adopters share their tips

mardi 12 mai 2026 par Nicola Jones

Nature, Published online: 12 May 2026; doi:10.1038/d41586-026-01477-wUsing AI coding tools can speed up your work, but there are plenty of pitfalls.

Nature

AI bills can be as big as a postdoc salary. Is the cost worth it?

mardi 12 mai 2026 par Chris Stokel-Walker

Nature, Published online: 12 May 2026; doi:10.1038/d41586-026-01369-zRecent price hikes, usage limitations and unreliable outputs are causing some scientific researchers to think twice about using artificial intelligence.

Nature

Open data is key to genomics research — if the information can be kept safe

mardi 12 mai 2026 par Shuhua Xu

Nature, Published online: 12 May 2026; doi:10.1038/d41586-026-01475-yTrust is no longer enough: secure data sharing requires international collaboration across institutions and governments.

Nature

Chemistry in the AI era

mardi 12 mai 2026 par Xiang Liu, Yuanfei Lv, Didier Astruc

Nature, Published online: 12 May 2026; doi:10.1038/d41586-026-01521-9Chemistry in the AI era

Nature

Bacterial?viral conflicts shape cholera evolution

mardi 12 mai 2026 par Indra González Ojeda, William P. Hanage

Nature, Published online: 12 May 2026; doi:10.1038/d41586-026-01156-wGenomics and experimental data suggest that an evolutionary arms race between cholera-causing bacteria and their viral predators shapes the disease in humans.

Nature