Even though the invention of the wheel around 6,000 years ago revolutionized everything from transportation to pottery making, its exact origins are still a mystery to archaeologists. But a new study ...

PITTSBURGH (KDKA) - Many people may not know that a favorite ride at any fair or carnival was created right here in Pittsburgh. We're talking, of course, about the Ferris wheel. It's the 131st ...

The origins of the wheel remain one of history's greatest mysteries, obscured by fragmented evidence and centuries of ...

The earliest evidence of the invention of the wheel pops up around 5,500 years ago in Uruk, ancient Mesopotamia, which has to go down as the most innovative society in human history. These guys, best ...