The risk of a devastating mega-tsunami from the Cascadia Subduction Zone highlights the need for improved evacuation plans.

LOS ANGELES — One of the world's strongest earthquakes struck Russia's Far East early Wednesday, an 8.8-magnitude temblor that caused a tsunami in the northern Pacific region and prompted warnings for ...

A groundbreaking study from Virginia Tech warned that three US states are at significant risk of experiencing catastrophic ...

The mega tsunami could wash away major cities like Seattle and Portand in minutes, while great swathes of US costal land ...

Southern Washington, northern Oregon, and northern California are the regions which are most vulnerable to flooding from a ...

Since Thursday, at least 131 earthquakes have been recorded — as small as magnitude 0.2 and as big as magnitude 4 — in the ...

More than 100 small earthquakes have been recorded near the Geysers geothermal field in Northern California since just after midnight Thursday, according to the U.S. Geological Survey.

Experts have issued an urgent warning regarding a supposed upcoming earthquake known as 'The Big One'. Scientists explained that the earthquake could have a magnitude of around 7.7 on the Richter ...

Two earthquakes struck different parts of Northern California early Thursday morning, according to the U.S. Geological Survey. The first, a 4.0-magnitude quake, hit at 5:48 a.m. about 5 miles ...

A series of moderate to minor earthquakes struck near the geologically active area in Northern California known as The Geysers south of Clear Lake Thursday morning.

A Virginia Tech study warns of a potential mega-tsunami along the US Pacific Coast, triggered by a major earthquake in the ...

Two earthquakes struck different parts of Northern California early Thursday morning, according to the U.S. Geological Survey ...