A mysterious DNA marker is rewriting everything we thought we knew about how humans first reached the Americas. Haplogroup X, a rare maternal lineage found in both Europe and among Native American ...

Americans with European heritage have long been able to pinpoint their ancestry through DNA testing, but it's only in recent years that those with African heritage have been able to trace their ...

Black youths are being bypassed in genetic testing, a technique used to test DNA for mutations that may be associated with severe illnesses, according to a Washington University study. About 27% of ...

A common test for ovarian cancer may be less effective on Black and Native American patients, new research has found. One of the two most common ways to test for ovarian cancer is to check for ...

From the time he was a child in Peru, the Mormon Church instilled in Jose A. Loayza the conviction that he and millions of other Native Americans were descended from a lost tribe of Israel that ...