Onset of extensive human fire use 50,000 y ago - Shoushu Jiang; Debo Zhao; Stefanie Kaboth-Bahr; Luc Beaufort; Hua Tu; Zhengyao Lu; Zhongjing Cheng; Shanjia Zhang; Yi Zhong; Xiudong Hao; Wenqiang Pei; Guangqiang Cui; et al. (Proceedings of the National Academy of Sciences, 2025)