Geneticist David Reich explains how analyses made possible by technological advances show human history to be one of mixing, movement, and displacement.
Haplogroup Q-Y2197, also known as Haplogroup Q-M242, is a genealogical group of lineages defined by unique genetic markers present on the Y-chromosome. It's commonly found among populations in the United Kingdom and Ireland and is linked to the Marsh Arab population in Mesopotamia.
A genetic study led by researchers from RIKEN's Center for Integrative Medical Sciences has uncovered evidence that people in Japan descend from three ancestral groups, challenging the longstanding belief that there were two main groups.
