It is a no-brainer, however, that with the earthquake Harold and I are about to trigger, those living in valleys will be the most affected. In any case, the national earthquake we were promised ...

Thousands of earthquakes occur every day. Most are too minor to feel but strong earthquakes can cause massive destruction—like this bridge that collapsed in Taiwan after an magnitude 6.8 ...

About 55 earthquakes a day – 20,000 a year – are recorded by the National Earthquake Information Center. Most are tiny and ...

LOS ANGELES – There have been more than 277 aftershocks to Tuesday's magnitude 5.2 earthquake in Southern California, two with a magnitude 4.0 or greater – but the likelihood of another ...

An earthquake rattled southern Portugal Monday morning, according to the United States Geological Survey. The earthquake, which registered a magnitude of 5.4, was recorded at 5:11 a.m. local time ...

Texans were rocked by a "notable" 5.1 magnitude earthquake—one of the strongest in the state's history—on Monday evening, the U.S. Geological Survey (USGS) reported. The quake struck in Martin ...

Earthquakes are caused by the breaking and shifting of rock beneath the earth’s surface. They can strike without warning and can occur at any time. In the U.S., 45 states and territories are at ...

There are a number of ways to measure the magnitude of an earthquake. Most scales are based on the amplitude of seismic waves recorded on seismometers. These scales account for the distance between ...

Another small earthquake struck Central Jersey Monday morning, most likely one of the more than 200 aftershocks that have resulted from the 4.8 magnitude temblor on April 5 that knocked things off ...

LOS ANGELES - The Good Day LA cameras were rolling when an earthquake struck Southern California on Thursday. RELATED COVERAGE: Earthquake centered in Malibu rattles Southern California ...

Seismologists study earthquakes by looking at the damage that was caused and by using seismometers. A seismometer is an instrument that records the shaking of the Earth's surface caused by seismic ...

A magnitude 3.7 earthquake struck in Southern California early Monday, according to the United States Geological Survey, marking the second temblor to hit the region in less than five days.