Indo-European languages spoken by nearly half of the world today originated from an ancient population that lived in the North Caucasus mountains and the Lower Volga, according to a new DNA study.

An curved arrow pointing right. The origin of Indo-European languages has long been a topic of debate among scholars and scientists. In 2012, a team of evolutionary biologists at the University of ...

A pair of landmark studies, published Wednesday in the journal Nature, has finally identified the originators of the Indo-European family of 400-plus languages, spoken today by more than 40% of ...