Is This Russian Landscape the Birthplace of Native Americans?

National Geographic
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.

Fossil DNA has clues to surviving rapid climate change

New Scientist
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.