A small 2.3 magnitude earthquake struck about half a mile west of Sleepy Hollow, New York, on Tuesday morning, the U.S.

Earthquakes and seismic activity often happen with sudden movements underground with tectonic plates. Seismographs are used by scientists to measure the time, location and strength of an earthquake.

A 6.4 earthquake was recorded on March 4 near the Aleutian Islands in Alaska, according to the U.S. Geological Survey.

A magnitude 4.4 earthquake struck off the Kau coast of Hawaii island late this afternoon. The quake hit at 5:16 p.m. and was ...

What does “moment magnitude” mean, and how do scientists determine the strength of a rupture in the earth? By Henry Fountain Henry Fountain spent a quarter century covering science for The Times. He ...

A magnitude 2.6 earthquake occurred at 9 a.m. on the 14th in an area 13 km south-southeast of Seongju County, North Gyeongsang Province. According to the Korea Meteorological Administration (KMA), the ...

An earthquake of 4.1 preliminary magnitude jolted parts of the southern U.S. on Saturday morning. The quake hit about 13 miles from Greenback, Tennessee, which is about 30 miles south of Knoxville, ...

A magnitude 7.0 earthquake struck off the coast of Tonga early Monday morning, prompting a tsunami warning that has since been lifted. The U.S. Geological Survey said that the earthquake hit about 62 ...