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

Samples from the seafloor reveal evidence of several earthquakes along the West Coast’s two major fault zones happening in ...

The disaster caused by a predicted large earthquake in the Pacific Northwest could be compounded by shaking along the San Andreas fault in California, scientists warned.

The impact would be doubly as devastating as predictions for the impending ‘Big One’ and leave millions in harm’s way from ...

These are two very different fault systems, but the sediment record suggests that in the past, at least three San Andreas ...

New research offers the theory that the San Andreas fault and the Cascadia subduction zone could produce devastating ...

A Cascadia subduction zone earthquake is coming for the Pacific Northwest, and when it hits, scientists now believe, it could ...

Oregonians have long known that a major earthquake could devastate the region in the next 50 years, but a new study suggests ...

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 ...

"The previous worst case scenario that has been planned for, is likely no longer the worst case," Chris Goldfinger said.

PASADENA, Calif. (KABC) -- An earthquake on the San Andreas Fault could trigger bigger earthquakes on other faults, according to a newly released study by the University of Southern California. James ...

A new report studied a massive earthquake that ruptured in the southeast Asian country of Myanmar on March 28 — on a fault known for being eerily similar to California’s notorious San Andreas fault.