First Americans arrived in three waves from Siberia

A detailed genetic analysis has settled the question of how and when the first Americans arrived in the continent.

Claim: Biology texts may need to be revised

Basic biology textbooks may require some major revisions soon. That’s because biologists at UC San Diego have discovered some new information about our basic genetic material.  

Analysis: DHS plans on scanning DNA at checkpoints

Just when you think the U.S. Department of Homeland Security has enough wonderful toys to keep them busy, they go out and add another. Get ready to have your DNA screened by the DHS.

Scientists sketch modern portrait of ancient human

A team of intrepid scientists has successfully concluded a DNA analysis of human hair found preserved in Greenland’s permafrost.