Northwest Louisiana recently experienced a significant earthquake, but just how commons are earthquakes? Movement along ...

Four earthquakes up to magnitude 4.0 shook Louisiana, raising questions about hidden faults, seismic risks, and the region’s rarely studied geology.

A new kind of earthquake has been detected in western Canada, one that shakes the ground slower and longer than typical seismic events. These earthquakes, recorded during hydraulic fracturing for oil ...

At the Seismological Society of America's Annual Meeting, researchers posed a seemingly simple question: how wide are faults? Using data compiled from single earthquakes across the world, Christie ...

A 4.4-magnitude earthquake near Highland Park on Monday, Aug. 12, brought back vivid memories for many in the L.A. area. As the shaking rippled through the region on Monday – and after a flurry of ...

Tracy Turner, owner of the Wynola Junction, looks over pictures that fell from shelves when an earthquake hit Monday in Julian. (Denis Poroy / Associated Press) Below California's famed beaches, ...

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 consciousness.

Scientists are warning that underexplored "supershear" earthquakes could have serious impacts in California, particularly near the infamous San Andreas Fault. "The San Andreas is the perfect setting ...

A groundbreaking geological study has revealed a previously underestimated natural threat lurking beneath Canada’s remote northern frontier. The Tintina fault, stretching over 1,000 kilometers across ...