Amazonians are as genetically different from Andeans as Europeans are from East Asians when it comes to genetic variants that affect the response to certain drugs, according to a recent commentary.

In fact, "most genetic variance is within race and ethnicity groups rather than between groups," the study authors wrote in the report. Rather than sorting people into "distinct clusters" divided by ...

A groundbreaking international study has revealed that early Asians undertook humanity s longest known prehistoric migration walking more than 20,000 kilometers over thousands of years from North Asia ...

The racial and ethnic groups people identify with may not accurately represent their genetic backgrounds or ancestries, a new study of people in the United States suggests. This discrepancy between ...