Daily briefing: The battery that could change everything

Nature, Published online: 15 July 2026; doi:10.1038/d41586-026-02249-2How sodium-ion batteries could change the world. Plus, the evolution of handedness with an ancient worm and how scientists are revealing the mysteries of the deep oc…

Nature, Published online: 15 July 2026; doi:10.1038/d41586-026-02249-2

How sodium-ion batteries could change the world. Plus, the evolution of handedness with an ancient worm and how scientists are revealing the mysteries of the deep ocean.

A high-fat, low-carbohydrate diet can feed intestinal tumours

Nature, Published online: 15 July 2026; doi:10.1038/d41586-026-02039-wA ketogenic diet promotes tumour growth in the small intestine in susceptible mice. In people, diet advice might need to be tailored to individual cancer risks.

Nature, Published online: 15 July 2026; doi:10.1038/d41586-026-02039-w

A ketogenic diet promotes tumour growth in the small intestine in susceptible mice. In people, diet advice might need to be tailored to individual cancer risks.