It’s every Californians worst nightmare. Now experts are warning “The Big One” could be even worse than feared due to a ...

Several earthquakes, included a magnitude 3.4 quake near San Bernardino, jolted homes and set off car alarms in the High ...

If you're from California, then you know that the possibility of the "big one" is ever-present and largely overdue (San Francisco even has an attraction where you can experience an earthquake safely ...

One of the United States’ most active fault systems poses a significant earthquake hazard, and a major event could have ...

Seafloor cores record underwater avalanches of mud and sand, known as turbidity currents, as stacked layers called turbidites ...

Remote sections along California’s massive San Andreas Fault, where large earthquakes regularly occur, may be primed to shake again any day now, according to a new study. The area around Parkfield in ...

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

They are two of the West Coast’s most destructive generators of huge earthquakes: The San Andreas fault in California and the Cascadia subduction zone offshore of California’s North Coast, Oregon, ...

The southern San Andreas fault in California is in a seismic drought, going more than 300 years without a major earthquake. New research shows the lack of seismic activity may be due to the drying of ...