Scientists are sounding the alarm about an extraordinary ‘mega tsunami’ that could submerge multiple US states and drown ...

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

A series of more than 100 earthquakes has hit Northern California, shaking up the Geysers geothermal steam field in Sonoma ...

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.

An earthquake swarm in Northern California early Thursday was another round of recurring temblors in a seismically active ...

A series of moderate to minor earthquakes struck near the geologically active area in Northern California known as The ...

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 ...

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

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 ...

Multiple earthquakes shook Southern California hours after a tremor was felt on the East Coast on Aug. 5, according to data ...