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 ...

The Hayward fault, part of the larger San Andreas fault system, runs 74 miles through the East Bay of the San Francisco Bay ...

Monday’s magnitude 4.4 earthquake centered four miles northeast of downtown Los Angeles was modest but packed quite a jolt. Although no major damage was reported, experts say the temblor was in the ...

New research has revealed a connection between high lake levels and an increase in large earthquakes along the Southern San Andreas Fault. Despite the potential to produce a major earthquake, the ...

The San Andreas Fault is California's longest and most famous fault. At this fracture zone, two plates of Earth's crust move past each other. It stretches from the Salton Sea in Southern California to ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. An aerial view of the La Cañada Flintridge foothills shows dust and dirt thrown into the air following a magnitude 5.9 earthquake ...