Neanderthals may have shared key DNA for complex language, reshaping when human speech began

In a first-of-its-kind finding, researchers at University of Iowa Health Care discovered that specific genetic sequences have ...
Nature

Y chromosome sequence variation and the history of human populations

Three mutually reinforcing mutations, M42, M94 and M139 (two transversions and a 1-bp deletion), distinguish haplogroup I, which is represented today by a minority of Africans—mainly Sudanese, ...