Oklahoma was struck by a magnitude 5.1 earthquake on Saturday morning, the third-strongest quake ever recorded in the state, which has experienced a surge in seismic activity in recent years, the U

SANTIAGO DE CHILE - An earthquake of magnitude 6.3 on the Richter scale shook five regions along the coast of central Chile, according to the National Seismology Center (NSC).

Earthquakes have greater reach than previously thought. In fact, their ruptures can leap further -- a good bit further than previous research has known.

THE death toll from the earthquake that struck southern Taiwan on Saturday had climbed to 55 as of 7:30am on Thursday, with more than 80 people missing.

A magnitude 6.3 earthquake struck off the coast of central Chile on Tuesday evening, the U.S. Geological Survey said, although there were no immediate reports of major damage.

New Zealand's capital city Wellington was rocked by 5.7 magnitude earthquake on Tuesday, according to the country's earthquake monitoring service.

TAIPEI—The mayor of a Taiwanese city hit by an earthquake warned residents to expect a sharp rise in the death toll, even as rescue teams freed several survivors trapped in a collapsed apartment bu

ANCHORAGE, ALASKA – Researchers from the U.S.

A research geophysicist with the United States Geological Survey looks at a series of images that illustrate the seismic waves of an earthquake.