Deformed skulls discovered in 1,000-year-old Mexican cemetery

Archaeologists digging in a 1,000-year-old pre-Hispanic cemetery in Mexico's South Sonora have uncovered a series of skeletons featuring signs of cranial deformation. The practice, which is well documented among Mesoamerican peoples, has never been seen this far north before — a strong indication that their cultural… » 12/18/12 7:40am 12/18/12 7:40am