More than 2,000 years ago, Greek artisans built a compact machine of interlocking gears that could track the heavens with a precision that still unsettles modern engineers. The corroded fragments of ...

Discovered in a Mediterranean shipwreck in 1901, the Antikythera Mechanism stunned historians with its intricate system of interlocking bronze gears dating back to around 100 BC. X-ray imaging later ...

A groundbreaking study suggests the ancient Egyptians may have used hydraulic power before we could have imagined this skill. They did not utilize just ramps and manpower, to build the Step Pyramid of ...

How ancient builders raised the mighty pyramids still captures the curiosity of historians and scientists. Despite decades of digging, high-tech scanning, and countless theories, the puzzle remains: ...

The fastest land animal in North America is the American pronghorn, and previously, researchers thought it evolved its speed ...

(CNN) — An ancient, submerged bridge in a cave on the Spanish island of Mallorca is helping researchers determine when humans first settled on islands across the western Mediterranean Sea thousands of ...

Jetavanaramaya, a colossal fourth-century Sri Lankan stupa, was once among the world’s largest structures — a vast and ...

Ancient Greek thinker Archytas built one of the first flying machines long before Leonardo da Vinci sketched his own and drones soared.

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