Kinship and ancestry of the Celts in Baden-Württemberg, Germany: genetic analyses of Celtic burial mounds from 500 BCE reveal close relationships
Family trees from the European Neolithic: scientists gain insights into the social behaviour of a Neolithic community
An article published in Science shows the origins of donkey domestication Africa in 5,000 B.C.E, around the time when the Sahara became the desert region we know today