Nature, Published online: 24 September 2024; doi:10.1038/d41586-024-02508-0 Body counts are a crude measure of the war’s impact and more reliable estimates will take time to compile.
Nature, Published online: 24 September 2024; doi:10.1038/d41586-024-03105-x Researchers sent engineered heart tissue to the International Space Station and measured how it faired.