There is a sleeping giant off the coast of the Pacific Northwest that could cause chaos to North America when it eventually ...

A Virginia Tech study highlights the potential for a mega-tsunami triggered by a major earthquake in the Cascadia Subduction ...

Coastal communities from northern California to British Columbia live atop the Cascadia Subduction Zone, which spans about ...

Lawrence Livermore National Laboratory could ‘revolutionize’ earthquake monitoring and provide researchers the ability to ...

Fault lines are fractures or breaks in the Earth's crust where tectonic plates move past each other, often resulting in earthquakes ... such as mid-ocean ridges or continental rift zones.

The largest earthquake ... ocean? No. The San Andreas Fault System, which crosses California from the Salton Sea in the south to Cape Mendocino in the north, is the boundary between the Pacific ...

Point Reyes sits right on the San Andreas Fault. The Olema Valley landscape has healed, and the fault line has been ...

A 3.2-magnitude earthquake in the Pacific Ocean just off the coast of Malibu ... leaking gas and water lines, or downed power lines,” officials say. “Expect aftershocks to follow the main ...