More than 1,500 people reported feeling shaking as the earthquake struck along America's most dangerous fault line.

Supershear earthquakes are more common than previously believed, some scientists say — carrying potentially profound risk for ...

A 7.8-magnitude earthquake hit the Drake Passage between South America and Antarctica, triggering a tsunami warning, ...

The West Coast of North America is a geologically tumultuous zone where tectonic plates collide, subducting under and ...

The quake’s epicenter lies in the remote waters between South America and Antarctica, where seismic activity is rare.

The disaster caused by a predicted large earthquake in the Pacific Northwest could be compounded by shaking along the San Andreas fault in California, scientists warned.

The earthquake measuring 7.6 on the Richter scale struck in the Drake passage between Chile and Antarctica - shaking was ...

A major, 7.6-magnitude earthquake struck in the South Atlantic Ocean on Friday, according to the United States Geological Survey. The earthquake prompted alerts about potential tsunami along the coast ...

The relationship between the sites means an earthquake in one zone can trigger an earthquake in the other in a phenomenon ...

A new study suggests that the 'Big One' earthquake on the West Coast of the United States could actually be two separate ...

This Thursday, California and much of the world will participate in the Great ShakeOut, a time to practice what to do when ...