40,000-year-old bird figurines the size of a thumbnail discovered in German cave
Two newly discovered bird carvings reveal early humans' keen eye for artistry in the ice age world 40,000 years ago.
Easter Island statues may have 'walked' thanks to 'pendulum dynamics' and with as few as 15 people, study finds
Simple physics may explain how the Easter Island statues could "walk" miles with only a handful of people, but the debate over their transport is far from over.
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