Western Stemmed tradition

Archaeologists have made what could be a pivotal discovery in the populating of the Americas, challenging previous dominant theories of how the first people arrived. They have unearthed a series of finds that show that humans inhabited the Americas much earlier than thought, lending credence to the theory that people migrated to the continent not by a land bridge, but by sea. The finds were made in a remote area of Western Idaho in a valley on the banks of the Columbia River. This area is known as Cooper’s Ferry and was once occupied by the Nez Perce tribe. Archaeologist Loren Davis, a professor at Oregon State University, and his colleagues have been working on the site for many seasons