Using anonymous aggregated data 23andMe look sat the mix of African, European and Native American ancestry in the United States to gather an illuminating genetic portrait of the U.S. that both confirms some of what we know about America’s social history but also other things that are surprising and new.

Jordan Carroll turned to 23andMe to help him solve a family mystery. Like many African Americans, Jordan Carroll was intrigued by the stories passed down through generations that spoke of...

by Emily Chang, Joanna Mountain and Mike Macpherson Click on the image above for a larger version of this chart, which shows that some ancestry combinations are more common than...

Because their ancestors often were slaves during the 18th and 19th centuries, and therefore usually lacked birth or death certificates, it is very difficult for African American genealogists to trace...