From Mount St Helens in Washington to the Mauna Loa in Hawaii, these structures have a complicated history of disaster and beauty.

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

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 ...

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.

Communities along a 700-mile stretch of Alaska’s southern coast ordered their residents to higher ground after a powerful earthquake, but officials quickly downgraded a tsunami warning in the area. Th ...

A tsunami advisory was lifted Wednesday afternoon for a portion of the Alaskan Peninsula coastline following a 7.3 magnitude ...

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

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

The first six months of this year have been the costliest first half since 2011 for nat-cat activity, but almost all insured ...

Global insured losses from catastrophe events in the first half of 2025 increased to at least $100 billion, the second ...

Volcanoes are rumbling as scientists monitor earthquakes at Washington's Mount Rainier and Alaska's Iliamna volcano.

A strong Panama earthquake of magnitude 6.2 struck off the coast, causing no injuries or tsunami warnings in the region.