Archaeologist's find could shake up science By HEATHER URQUIDES Published January 7, 2007 Archaeologist Albert Goodyear is working on the find of his life. Based on radiocarbon tests and artifacts he's found along the Savannah River in South Carolina, Goodyear believes that humans existed in North America as many as 50,000 years ago, shattering the long-held notion that the earliest settlers arrived here about 13,000 years ago in Alaska via a lost land bridge. Not everyone is convinced, but Goodyear believes further excavation and testing at the South Carolina location, known as the Topper site, will confirm his findings. He's...