Sur le Web

Nouveautés sur le Web

Articles les plus récents

Lipid nanoparticles engineered to target therapeutic RNA to the pancreas

mercredi 25 février 2026 par Aviad Elisha, Dan Peer

Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00294-5A two-pronged strategy directs drug-delivering nanoparticles to the pancreas — and shows promise in animal models of serious pancreatic diseases.

Nature

Flexible paths to multicellularity

mercredi 25 février 2026 par Jaruwatana Sodai Lotharukpong, Susana M. Coelho

Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00292-7Close relatives of animals can become multicellular if distinct individuals join together or if dividing cells remain attached. A species has been found to use both (...)

Nature

Brains of ‘super agers’ are strong producers of new neurons

mercredi 25 février 2026 par Mariana Lenharo

Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00599-5Older people with exceptional memory have a surprisingly high number of young neurons, study finds.

Nature

The protein carriers of hundreds of lipids have been identified

mercredi 25 février 2026

Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00570-4Different types of lipid molecule are transported around the cell by lipid-transfer proteins. Biochemical approaches have been adapted to measure which lipids are captured by the more than 130 known human lipid-transfer (...)

Nature

The age of animal experiments is waning. Where will science go next?

mercredi 25 février 2026 par Diana Kwon

Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00563-3Advances in organ and computer models are raising the prospect that some animal experiments could be eliminated. But there are still huge hurdles to overcome.

Nature

Stem cells provide a potent treatment for frailty

mercredi 25 février 2026 par Edward Chen

Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00584-yElderly people with frailty, which affects up to one-quarter of over-50s, increased their endurance after a single dose of stem cells.

Nature

We need a global assessment of avoidable climate-change risks

mercredi 25 février 2026 par Peter A. Stott, Y. T. Eunice Lo, John H. Marsham, David Obura, Tom H. Oliver, Matthew D. Palmer, Nicola Ranger, Simon Sharpe, Rowan Sutton

Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00544-6To understand the urgency of emissions reductions, policymakers and citizens need a full analysis of what is at stake.

Nature

Entanglement-assisted non-local optical interferometry in a quantum network

mercredi 25 février 2026 par P.-J. Stas, Y.-C. Wei, M. Sirotin, Y. Q. Huan, U. Yazlar, F. Abdo Arias, E. Knyazev, G. Baranes, B. Machielse, S. Grandi, D. Riedel, J. Borregaard, H. Park, M. Lon?ar, A. Suleymanzade, M. D. Lukin

Nature, Published online: 25 February 2026; doi:10.1038/s41586-026-10171-wEntangled quantum memories are used in a quantum network of silicon–vacancy centres in diamond nanocavities to experimentally perform non-local phase measurements.

Nature

EU leaders should not rush to revamp green-hydrogen rules

mercredi 25 février 2026

Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00560-6Some policymakers think that climate-friendly policies are impeding the adoption of green hydrogen. They should ask scientists to review the evidence.

Nature

Human hippocampal neurogenesis in adulthood, ageing and Alzheimer’s disease

mercredi 25 février 2026 par Ahmed Disouky, Mark A. Sanborn, K. R. Sabitha, Mostafa M. Mostafa, Ivan Alejandro Ayala, David A. Bennett, Yisha Lu, Yi Zhou, C. Dirk Keene, Sandra Weintraub, Tamar Gefen, M.-Marsel Mesulam, Changiz Geula, Mark Maienschein-Cline, Jalees Rehman, Orly Lazarov

Nature, Published online: 25 February 2026; doi:10.1038/s41586-026-10169-4Mapping of neurogenesis in human hippocampi across ages and different cognitive abilities using multiomic single-cell sequencing reveals distinct signatures between cognitive preservation and (...)

Nature