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Secret route to warm cosmic ‘inflation’: the nuclear force

vendredi 31 octobre 2025

Nature, Published online: 31 October 2025; doi:10.1038/d41586-025-03414-9Modelling shows how the infant Universe might have stayed warm and dense during its primoridal expansion.

Nature

Longer walks beat shorter strolls for heart health

vendredi 31 octobre 2025

Nature, Published online: 31 October 2025; doi:10.1038/d41586-025-03513-7People who rack up most of their daily steps in walks lasting less than five minutes have a higher risk of cardiovascular disease than do those who amass their steps in big (...)

Nature

Forests’ misty breath sustains crops in distant lands

vendredi 31 octobre 2025

Nature, Published online: 31 October 2025; doi:10.1038/d41586-025-03512-8The moisture emitted by forests travels across national borders to provide precipitation to far-away fields.

Nature

Artificial brains with less drain

vendredi 31 octobre 2025

Nature, Published online: 31 October 2025; doi:10.1038/d41586-025-03514-6Biologically inspired electronic neurons could boost the efficiency of artificial-intelligence systems.

Nature

‘Teenage T. rex’ fossil is actually a different species

jeudi 30 octobre 2025 par Katie Kavanagh

Nature, Published online: 30 October 2025; doi:10.1038/d41586-025-03553-zThe discovery of smaller predator Nanotyrannus could prompt a re-think of tyrannosaur evolution.

Nature

Daily briefing: The bowhead whale’s secret to living to 200

jeudi 30 octobre 2025 par Jacob Smith

Nature, Published online: 30 October 2025; doi:10.1038/d41586-025-03562-yA cold-activated protein protects the bowhead whale’s DNA from dangerous mutations. Plus, an elephant-inspired bioprinter and a new way to test the progress of artificial (...)

Nature

T. rex debate settled: contested fossils are smaller rival species, not juveniles

jeudi 30 octobre 2025 par Lawrence M. Witmer

Nature, Published online: 30 October 2025; doi:10.1038/d41586-025-03552-0New evidence answers the question about whether some fossils are Tyrannosaurus rex juveniles or a different species, with implications for decades of published (...)

Nature

Can IVF save the northern white rhino from extinction? — October’s best science images

jeudi 30 octobre 2025 par Fred Schwaller, Katie Kavanagh

Nature, Published online: 30 October 2025; doi:10.1038/d41586-025-03499-2The month’s sharpest science shots, selected by Nature’s photo team.

Nature

Nanotyrannus and Tyrannosaurus coexisted at the close of the Cretaceous

jeudi 30 octobre 2025 par Lindsay E. Zanno, James G. Napoli

Nature, Published online: 30 October 2025; doi:10.1038/s41586-025-09801-6Nanotyrannus and Tyrannosaurus coexisted at the close of the Cretaceous

Nature

Hotly debated dinosaur is not a tiny T. rex after all

jeudi 30 octobre 2025 par Shamini Bundell

Nature, Published online: 30 October 2025; doi:10.1038/d41586-025-03561-zA key fossil suggests that the controversial Nanotyrannus is its own species, not a juvenile Tyrannosaurus rex.

Nature