A researcher claims to have found evidence of ... in Chesapeake Bay date to more than 22,000 years ago, during the Ice Age. Already, we’ve seen the human-arrival-in-North America date pushed ...

The oldest of the objects was buried in charcoal and dates back 22,000 ... that human settlement occurred between 21,000 and 23,000 years ago, supporting the idea that humans have been in America ...