Radiocarbon dating of rabbit and deer bones found in a Mexican cave in the 1960s suggest the first humans arrived in North America about 30,000 years ago.
AMES, Iowa - An unexpected discovery by an Iowa State University researcher suggests that the first humans may have arrived in North America more than 30,000 years ago - nearly 20,000 years earlier than originally thought. Andrew Somerville, an.
New evidence may change timeline for when people first arrived in North America • News Service • Iowa State University iastate.edu - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from iastate.edu Daily Mail and Mail on Sunday newspapers.
An unexpected discovery by an Iowa State University researcher suggests that the first humans may have arrived in North America more than 30,000 years ago - nearly 20,000 years earlier than originally thought.