Nature, Published online: 11 March 2026; doi:10.1038/d41586-026-00795-3But scientists say there are practical and ethical challenges to overcome before the strategy could be deployed in real-world settings.

Nature, Published online: 11 March 2026; doi:10.1038/d41586-026-00800-9Toxic smoke from burning oil depots has blanketed Iran’s capital following missile strikes.