Source: Xinhua | 2021-04-19 13:41:14 | Editor: huaxia by Xinhua writers Hu Tao, Zhang Wenjing LANZHOU, April 19 (Xinhua) -- Chinese archaeologists are using the latest technology to understand the lives of an ancient ancestor of human beings, based on a jawbone fossil found on the Qinghai-Tibet Plateau. By studying the fossil and sediments from the Baishiya Karst Cave in which the fossil was discovered, researchers have identified the jawbone as belonging to an extinct species of archaic human n...