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‘Brain dial’ turns food consumption on or off in mice

mercredi 10 septembre 2025 par Amanda Heidt

Nature, Published online: 10 September 2025; doi:10.1038/d41586-025-02871-6Master-control area integrates information about hunger, a food’s tastiness and more — and can even drive intake of plastic pellets.

Nature

These scientists left the US in Trump’s first term: their tips on taking the leap

mercredi 10 septembre 2025 par Alexandra Witze

Nature, Published online: 10 September 2025; doi:10.1038/d41586-025-02895-yNature talks to researchers about why they moved and how they relocated successfully.

Nature

Epigenetic clues from cancer’s past foretell its future

mercredi 10 septembre 2025 par Pavlo Lutsik, Veselin Manojlovic, George S. Vassiliou

Nature, Published online: 10 September 2025; doi:10.1038/d41586-025-02256-9An innovative method to trace tumour evolution using patterns of fluctuating DNA modifications could be implemented in the clinic to predict cancer progression.

Nature

Designing an alloy microstructure atom by atom to withstand extreme cold

mercredi 10 septembre 2025

Nature, Published online: 10 September 2025; doi:10.1038/d41586-025-02864-5Atoms are the fundamental building blocks of metallic materials, and their arrangement and distribution determine the material’s properties. Rearranging atoms from a random, disordered state into a carefully ordered (...)

Nature

Synthetic data can benefit medical research — but risks must be recognized

mercredi 10 septembre 2025

Nature, Published online: 10 September 2025; doi:10.1038/d41586-025-02869-0Artificially generated data can help to train AI models when real data are scant, but more focus is needed on validating the results.

Nature

AI-generated medical data can sidestep usual ethics review, universities say

mercredi 10 septembre 2025 par Andy Extance

Nature, Published online: 10 September 2025; doi:10.1038/d41586-025-02911-1Representatives of four medical research centres have told Nature they have waived normal ethical review because ‘synthetic’ data do not contain real or traceable patient (...)

Nature

How did the oldest star clusters form?

mercredi 10 septembre 2025 par Natalia Lahén

Nature, Published online: 10 September 2025; doi:10.1038/d41586-025-02598-4A computational model of the early-to-present-day Universe predicts that some of the first stars formed in structures that challenge conventional classification.

Nature

Iron-respiring microbes could have a role in sulfur cycling

mercredi 10 septembre 2025

Nature, Published online: 10 September 2025; doi:10.1038/d41586-025-02861-8A bacterium that uses sulfide as an energy source to metabolize solid iron oxides has been discovered, revealing a biological reaction that was previously assumed to be solely chemical. This finding uncovers a firm (...)

Nature

Daily briefing: Regenerative revolution aims to future-proof European agriculture

mercredi 10 septembre 2025 par Flora Graham

Nature, Published online: 10 September 2025; doi:10.1038/d41586-025-02943-7Farms across Europe are turning to regenerative agriculture to save their crops from the effects of climate change. Plus, a prototype ‘helmet’ for delivering non-invasive brain treatments and a vaccine against chlamydia (...)

Nature

Heatwaves linked to carbon emissions from specific companies

mercredi 10 septembre 2025 par Jeff Tollefson

Nature, Published online: 10 September 2025; doi:10.1038/d41586-025-02915-xNearly one-quarter of heatwaves would have been ‘virtually impossible’ without global warming — and can be attributed to the emissions of individual energy (...)

Nature