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 ...

With the Great ShakeOut earthquake drill approaching, new research suggests a potential link between two major fault lines ...

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, ...

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 ...

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 ...

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 ...

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

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

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 ...

A 4.4 magnitude earthquake in Los Angeles in August was along the Puente Hills fault system, a thrust fault that runs beneath one of the city's oldest and most densely populated areas. The fault's ...

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 ...