A few dog breeds indigenous to North America have genetic roots on the continent that stretch back 1,000 years or more. A study finds that their genetic lineages haven't changed much, despite an ...

Family tree linking 13 million people reveals story of migration in Europe and North America Enormous dataset provides scientists insight into social and genetic ...

Black cherry trees, native to the United States, are an invasive species in Europe and thrive in that part of the world. Experiments show why: A soil-borne pathogen keeps these trees in check in ...

Europe's family tree has a THIRD branch: Link in genetic connection between Modern Europeans and Native Americans found Europeans share DNA with ancient hunters and Middle Eastern farmers ...