Native Americans originated from a small mountainous region in southern Siberia, new genetic research shows. The work is the most targeted study yet to suggest a genetic “homeland” for North America’s indigenous peoples, according to the authors.
Daily Archives: February 4, 2012
Surviving the last ice age was more than just a matter of growing a woolly coat. Rapid global temperature swings had to be matched by equally rapid adaptation. Now a remarkable find from Canada’s permafrost could help explain how the trick was done, through a process that might offer organisms a way to cope with the dramatic climate change the world is facing.