Heatwaves have killed millions. Here’s how scientists tally lives lost

Nature, Published online: 06 August 2026; doi:10. 1038/d41586-026-02430-7 Two very different methods are used to estimate the human toll of heatwaves such as those now hitting parts of Asia and Europe.

Scientific signal separates durable discovery from noise — and often foreshadows policy and product.

Nature reported on this under science. RedScroll surfaces the signal with an extractive brief — not a reprint of the original article. Read the source for full reporting.