Scientists using LLMs will ‘do more, less well’, modelling study predicts

Nature, Published online: 31 July 2026; doi:10.1038/d41586-026-02397-5Research suggests that the combination of incentives to publish and the use of large language models will lead to more papers, but they will be less refined.

Nature, Published online: 31 July 2026; doi:10.1038/d41586-026-02397-5

Research suggests that the combination of incentives to publish and the use of large language models will lead to more papers, but they will be less refined.

Brains of male and female mice recover differently from ketamine

Nature, Published online: 31 July 2026; doi:10.1038/d41586-026-02356-0Specialized immune cells found in the brain, known as microglia, reach out to neurons in female mice that were given a dose of ketamine anaesthetic.

Nature, Published online: 31 July 2026; doi:10.1038/d41586-026-02356-0

Specialized immune cells found in the brain, known as microglia, reach out to neurons in female mice that were given a dose of ketamine anaesthetic.

Daily Briefing: How smallpox reached the Americas

Nature, Published online: 31 July 2026; doi:10.1038/d41586-026-02432-5Viral sequences from Chilean mummies confirm smallpox was introduced to the Americas from Europe. Plus, the month’s best science images and the changing patterns of …

Nature, Published online: 31 July 2026; doi:10.1038/d41586-026-02432-5

Viral sequences from Chilean mummies confirm smallpox was introduced to the Americas from Europe. Plus, the month’s best science images and the changing patterns of Europe’s wildfires.