EnvironmentDNA from 6000-year-old chewing gum reveals how an ancient woman lived Lola lived 6000 years ago and made glue by chewing birch bark pitch. By analysing DNA left on the pitch we know about her diet, appearance, and ancestry News
HumansEvery man in Spain was wiped out 4500 years ago by hostile invaders When a new group of people arrived on the Iberian peninsula 4500 years ago, local males stopped passing on their genes – suggesting they were supplanted or killed News