Nature, Published online: 31 August 2026; doi:10.1038/d41586-026-02669-0Fear of a possible ‘negative’ leap second is accelerating plans to abolish the practice.
Nature, Published online: 30 August 2026; doi:10.1038/d41586-026-02684-1Spread of diseases between humans and animals is an issue around the world. But AI models can be used to monitor their progress.