Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain
the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in
Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles
and JavaScript.
Health is on the agenda at the COP28 climate meeting. Rising temperatures increase the spread of infectious diseases, claim lives and drive food insecurity.
A debacle at the company that built ChatGPT highlights concern that commercial forces are acting against the responsible development of artificial-intelligence systems.
Climate change, civil war and international sanctions all contributed to the devastation caused by some of Libya’s worst flooding ever, researchers say.