After a DNA analysis was conducted on the bones ... At the end of the Neolithic period, nomadic populations from the Pontic steppes north of the Black Sea traveled to Europe and contributed ...

“And there was a third later, a major migration at the beginning of the Bronze Age from peoples who, um, came from the Pontic steppe ... of autoimmune disease.” DNA samples spanning millennia ...

Ten thousands were built during this period in the Pontic-Caspian steppe, but also in temperate Europe thousands were built as a result of the migrations.