Earthquakes are known for being destructive forces of nature, but not all of them actually stem from purely natural causes.

HONOLULU (AP) — Hawaii's Kilauea volcano shot lava as high as 1,000 feet (300 meters) into the air during its most recent ...

A new thermal vent spewing steam in the air at Yellowstone National Park is gaining attention, mainly because it's visible ...

Whether you enjoy cracking open a bottle of Zinfandel, surfing the Pacific Ocean, sitting under gigantic redwood trees or ...

Most modern structures are built to last 50 years or so, but ingenious ancient engineering has kept this watery city afloat ...

The Salton Sea, California's largest lake, is failing east of Palm Springs. New federal worries are making things worse.