Published online: 24 October 2005Charlotte SchubertY chromosomes reveal founding fatherDid conquest and concubines spread one man's genes across Asia? The Manchu warriors took control of China in 1644. © Punchstock About 1.5 million men in northern China and Mongolia may be descended from a single man, according to a study based on Y chromosome genetics1. Historical records suggest that this man may be Giocangga, who lived in the mid-1500s and whose grandson founded the Qing dynasty, which ruled China from 1644 to 1912. The analysis is similar to a controversial study in 2003, which suggested that approximately 16 million men...