Add Yahoo as a preferred source to see more of our stories on Google. Micro-scratches within the grooves of the stone turtle shell show that it was carved by humans using sharp flint tools, experts ...

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Cartoons often suggest turtles wear shells like removable armor. Those stories show turtles stepping out, swapping shells, or treating them like clothing. Biology disagrees. A turtle shell is not an ...

The carved boulder, which weighs about 60 pounds and measures less than a foot across, “may have represented a totem or a mythological or spiritual figure,” says archaeologist Omry Barzilai. Clara ...