The epicenter for all the quakes was about one mile east of Hayward, in San Francisco’s East Bay, according to the U.S.

An average of 234 earthquakes with magnitudes between 3.0 and 4.0 occur per year in California and Nevada, according to a recent three-year data sample. Are you ready for when the Big One hits?

When it does, it releases energy in a burst, which causes the shaking of an earthquake. Earthquakes happen most often where tectonic plates meet. Tectonic plates are pieces of crust that fit ...

But after another week of near-constant earthquakes, the island has taken on an unusual quiet. At least 13,000 of the island’s 15,500 residents, unnerved by the frequent shaking, have left in ...

A powerful 7.6 magnitude earthquake in the Caribbean Sea Saturday night, north of Honduras and southwest of the Cayman Islands, briefly triggered tsunami alerts that were later lifted. The U.S ...

An earthquake with a magnitude of 7.6 occurred on Saturday in the Caribbean Sea, according to the US Geological Survey, sparking a tsunami advisory. The tremor hit 129 miles southwest of ...

SAN JUAN, Puerto Rico - A Tsunami Advisory was in effect for Puerto Rico and nearby islands for part of Saturday evening after a powerful earthquake struck between Honduras and the Cayman Islands ...

The earthquake resulted in the scrapping of some semiconductor wafers, but there was no structural damage to its chip production facilities and normal operations have resumed, it said. The company ...

A magnitude-7.6 earthquake shook the Caribbean Sea south of the Cayman Islands Saturday, according to the U.S. Geological Survey. Several islands and countries urged people near the coastline to ...