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

The first tsunami waves have hit mainland United States on Wednesday morning in Northern California, the National Weather ...

Tsunami activity continued to build in northern California as high tide approached Wednesday morning with maximum confirmed ...

The National Weather Service issued a tsunami watch for the West Coast after an earthquake struck off Russia's Kamchatka ...

Scientists have captured the first detailed images of the meeting of two tectonic plates off the coast of northern British ...

A magnitude 8.8 monster off the eastern coast of Russia threatened tens of millions of people with a tsunami risk. So why did ...

The quake is the sixth-strongest on record, according to the United States Geological Survey. It’s also the largest since ...

NORTHERN CALIFORNIA (KABC) -- An earthquake with a preliminary magnitude of 5.7 struck 17 miles west of Petrolia in Northern California on Wednesday. The quake hit shortly after 1 p.m. about 25 ...

Waves were reported along a wide swath of the Northern California coast, including in San Francisco. The rest of the state ...

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