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 ...

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.

After more than 300 years of quiet, the Cascadia Subduction Zone is on the verge of releasing immense energy. This underwater fault along the Pacific coast is something scientists are keeping a close ...

When we think of earthquakes, we imagine sudden, violent shaking. But deep beneath the Earth's surface, some faults move in near silence. These slow, shuffling slips and their accompanying hum -- ...

A new type of seismic threat is gaining attention among geologists—and it could have serious implications for California. Known as “supershear” earthquakes, these rare but devastating quakes travel ...

Add Yahoo as a preferred source to see more of our stories on Google. A specific type of earthquake that can cause particularly intense shaking is more common than previously believed, some scientists ...

Dramatic CCTV video of fault slip during a recent large earthquake in Myanmar thrilled both scientists and casual observers when it was posted to YouTube. But it was on his fifth or sixth viewing, ...