Who invented the wheel? Scientists think they've finally answered the age-old question Daily Mail12,000-year-old, doughnut-shaped pebbles may be early evidence of the wheel Livescience.comEarliest Spindle Wheels May Have Been Discovered in 12,000-year-old Village in Israel Haaretz12,000-year-old stones may be oldest example of wheel-like tools New Scientist12,000-Year-Old Spinning Pebbles May Have Set Humanity’s Wheels In Motion IFLScience

 

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