Early humans adapted to major environmental change in 'Cradle of Mankind' 2 million years ago

Photos: Ancient finds
This photo captures the Ewass Oldupa archeological site in the Oldupai Gorge, Tanzania. Stone tools that date back 2 million years ago were recently uncovered at the site.
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Photos: Ancient finds
This image shows the Cook House (right) and the Earthwatch roundhouse reconstructions (left) prior to their dismantling and excavation at the Castell Henllys Iron Age site in Wales.
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