A new study deals a blow to the idea that most European men are descended from farmers who migrated from the Near East 5,000-10,000 years ago. The findings challenge previous research showing that the genetic signature of the farmers displaced that of Europe's indigenous hunters. The latest research leans towards the idea that most of Europe's males trace a line of descent to stone-age hunters. But the authors say more work is needed to answer this question. The study, by an international team, is published in the journal Proceedings of the Royal Society B. Archaeological finds show that modern humans...