STEPPE PASTORALISTS

Many researchers suspect that the disease is triggered by a virus, known as Epstein-Barr, which causes the immune system to attack the nerv...

Harvard geneticist David Reich breaks down the findings of two recent papers on the genetics of ancient Indians.

For the first time, we have a genetic model that fits statistically for most present-day South Asians: mixture of IVC-like people, and othe...