Scientists say they have figured out how to transform rocks into something extraordinary: a high-tech, low-cost substance ...

At a shocking 20 centimeters (8 inches) long and 5 centimeters (2 inches) wide, this coprolite is the largest intact piece of ...

In his shop on the Idaho side of Teton Pass, Halsey Hewson, 59, has a revolutionary featherweight rock sitting on top of an ...

Salar de Uyuni holds the world’s largest lithium reserve, but mining could threaten local ecosystems. A study by Duke ...

BOTTOMLESS PIT — Hauling enough rock to build back the collapsed slope that once held up I-40 will be a months long, if not ...