The following is an excerpt.
Europeans as a people are younger than we thought, a new study suggests.
DNA recovered from ancient skeletons reveals that the genetic makeup of modern Europe was established around 4,500 years ago in the mid-Neolithic, and not by the first farmers who arrived in the area around 7,500 years ago or by earlier hunter-gatherer groups. (Read about Europe‘s oldest known town.)
“The genetics show that something around that point caused the genetic signatures of previous populations to disappear,” said Alan Cooper, director of the Australian Centre for Ancient DNA at the University of Adelaide, where the research was performed.
Read the full article here: Modern Europe’s Genetic History Starts in Stone Age