A seismologist from Seattle discussed recent volcanic activity across the United States. Here's what you should know.

The United States Geological Survey (USGS) shows lava fountains shooting up high in the latest episode of an ongoing eruption ...

A recent 7.3 magnitude earthquake off Alaska's Aleutian Peninsula triggered tsunami warnings, stirring memories of the 1958 Lituya Bay megatsunami. Wh ...

A 7.3-magnitude earthquake struck off the coast of Alaska, leading to a tsunami warning that was later cancelled. The quake occurred at a shallow depth of 12.5 miles, with a maximum observed tsunami ...

A 6.2 magnitude earthquake struck off Panama's Pacific coast on Monday, approximately 130 miles south of Punta Burica. The ...

Mount Rainier is considered an active volcano and has not had a significant eruption in the past 500 years. However, it is ...

Lava in Hawaii, seismic shaking in Alaska and underwater rumblings near Oregon. Scientists say it’s not the end of the world, but it’s definitely worth watching.

An earthquake measuring 6.7 struck eastern Indonesia, but authorities reported no tsunami threat. The quake's epicenter was ...

Seismicity has decreased” from 30 events per hour at the peak to a few per hour as of Saturday morning, the U.S. Geological Survey said Saturday.

A 6.7-magnitude earthquake struck Indonesia on Monday’s (July 14), according to the US Geological Survey (USGS). The USGS ...

The National Tsunami Warning Center has warned that the quake, which occurred at 12:55 p.m. local time, could generate ...

The Alaska-Aleutian subduction zone ranks among the world's most seismically active regions, having generated more magnitude 8 and above earthquakes in the past century than any other area on the ...