New research led by a University of Wyoming archaeologist near an ancient encampment in South America challenges a relatively new but widely accepted theory that the people who made and used Clovis points ...

March 19 : The Monte Verde archaeological site in Chile, discovered in the 1970s, revolutionized the thinking about when humans entered the Americas, with scientists calculating decades ago that this former abode for ancient hunter-gatherers was about 14,500 years old. But a new study suggests it is much more recent