Did humans colonise north Europe earlier than thought?

Humans may have colonised northern Europe 200,000 years earlier than previously thought. Stone tools found in eastern England suggest that humans were there at least 700,000 years ago.

"We don't know for sure what species it was," says team member Chris Stringer of the Natural History Museum in London, "but my bet is it's an early form of Homo heidelbergensis or Homo antecessor."

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