At the Seismological Society of America's Annual Meeting, researchers posed a seemingly simple question: how wide are faults?

Thursday’s earthquake was recorded at 1:16 a.m. in the area near Elgin in Kershaw County, the South Carolina Emergency ...

A 5.2-magnitude earthquake struck near San Diego at 10:08 a.m. Monday, according to the U.S. Geological Survey. The quake's ...

Fault zones are often wide, branching networks rather than narrow lines, requiring a shift to 3D models for better earthquake ...

Alameda County, Mendocino County, San Bernadino County, and San Mateo County are all featured in the top 10, at fifth, seventh, ninth, and 10th respectively. The largest cities in each respectively ...

Using data compiled from single earthquakes across the world, Christie Rowe of the Nevada Seismological Laboratory at the University of Nevada, Reno and Alex Hatem of the U.S. Geological Survey sought ...

Below California’s famed beaches, mountains and metropolitan areas lies a sinister web of earthquake faults — some so infamous that their names are burned into the state’s collective ...

Recently, experts spoke with Newsweek to explain the rise in earthquakes across Southern California as of late. Seismologists grow concerned when small quakes cluster near major faults ...

Federal cuts to the U.S. Geological Survey have prompted fears of losing vital information on earthquake activity and ...

A magnitude 5.2 earthquake jolted southern California Monday morning near San Diego felt as far away as Mexico, according to ...

Shaking was reported in parts of Los Angeles Monday morning from a magnitude-5.2 earthquake more than 100 miles away in San ...