Los Angeles is at risk of a major earthquake, but new research shows that the shaking from the "Big One" may not be as catastrophic as scientists initially feared. A new simulation of the shaking from ...

San Andreas, Cascadia faults could combine to produce back-to-back earthquake disasters, new research suggests – Nation and ...

LONG BEACH, California -- During an earthquake study conference in Long Beach, a local expert said California's infamous San Andreas fault is due for a massive quake. "The San Andreas fault is locked, ...

When the tectonic subduction zone beneath the Pacific Northwest moves, it does so in dramatic fashion. Not only is ground shaking from a magnitude 9+ earthquake incredibly destructive, the event ...

These are two very different fault systems, but the sediment record suggests that in the past, at least three San Andreas ...

LOS ANGELES — What could the next mega-earthquake on California’s notorious San Andreas fault look like? Would it be a repeat of 1857, when an earthquake estimated at magnitude 7.7 to 7.9 ruptured the ...

LONG BEACH, Calif. (KABC) -- During an earthquake study conference in Long Beach, a local expert said California's infamous San Andreas fault is due for a massive ...

A recent study suggests the Cascadia subduction zone and the San Andreas fault may be synchronized, with seismic activity on ...

People in government offices, businesses and schools throughout Riverside County will stop everything for a minute Thursday to “drop, cover and hold on” during a statewide earthquake preparedness ...

An aerial view of the La Cañada Flintridge foothills shows dust and dirt thrown into the air following a magnitude 5.9 earthquake from Oct. 1, 1987. (George Rose / Getty Images) Monday's magnitude 4.4 ...

What could the next mega-earthquake on California's notorious San Andreas fault look like? Would it be a repeat of 1857, when an earthquake estimated at magnitude 7.7 to 7.9 ruptured the fault from ...