Technology
Americans' skulls getting bigger over time
May 31, 2012
American heads are getting larger although it's unclear why that is happening, forensic anthropologists at the University of Tennessee, Knoxville, said.Examining 1,500 skulls dating back to the mid-1800s through the mid-1980s, the researchers found U.S. skulls have become larger, taller and narrower as seen from the front and faces have become significantly narrower and higher, a UT release report