This has scientists quaking in their boots. Researchers have found that one of the US’s most dangerous fault lines is overdue ...

A flurry of seismic activity recently has struck Nevada, including a magnitude 5.7 earthquake 45 miles east of Reno that was ...

SONOMA COUNTY, CA - A preliminary 2.1 magnitude quake shook near American Canyon on Tuesday morning, the U.S. Geological Survey reported. At 10:03 a.m., a tremor struck the region at a depth of 3 ...

For the first time, scientists have watched a subduction zone literally fall apart beneath the ocean floor. Using advanced ...

There's a chance even more earthquakes will occur in the same area, a USGS research geologist told Newsweek.

Two of the most dangerous fault systems on the U.S. West Coast may be more connected than scientists once thought. New ...