[This undated picture provided by the Paliambela Excavation Project Archive, shows a human burial from the archaeological site of Paliambela in northern Greece. Stone Age people from the Aegean region moved into central and southern Europe some 8,000 years ago and introduced agriculture to a continent still dominated at the time by hunter-gatherers, scientists say. The findings were published Monday June 6, 2016 in the Proceedings of the National Academy of Science. (K. Kotsakis, P. Halstead/Paliambela Excavation Project Archive via AP)]BERLIN (AP) — Stone Age people from the Aegean Sea region moved into central and southern Europe some 8,000 years ago and introduced agriculture to a continent still dominated at the time by hunter-gatherers, scientists say.