sciencenews In painted caves, ancient human DNA clings to the walls mforghan July 20, 2026 Scientists recovered ancient human DNA from cave walls for the first time. Refined, the method could help link prehistoric paintings to their makers. Post navigation Previous: عبور فقط ۴ کشته از تنگه هرمز در ۲۴ ساعت گذشتهNext: Weather and human activity impact lake extremophiles Related Stories sciencenews Pompeii’s survivors shine in a new documentary series mforghan July 20, 2026 sciencenews AI ‘ghosts’ can comfort mourners — even when the bots get the facts wrong mforghan July 20, 2026 sciencenews Xi Jinping’s key remarks on China’s role in global AI development mforghan July 19, 2026