Mount Rainier is an active stratovolcano 45 miles southeast of Tacoma and 60 miles south-southeast of Seattle. Its last ...

The giant earthquake was recorded at 12:37 p.m. local time, southeast of Sand Point, a community located on Popof Island in ...

The U.S. Geological Survey said it and other agencies were monitoring the situation and would issue additional alerts "as ...

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

The eruption occurred in the early hours of July 16. Officials say lava is flowing towards uninhabited areas and is not an ...

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

A tsunami warning has been issued for Alaska after a 7.2 magnitude tremor struck at a depth of 22 miles rocked the Pacific ...

Mount Rainier, the active volcano towering above southwestern Washington state, started rumbling — very lightly — on Tuesday.

A series of earthquakes near Japan’s remote Tokara Islands over the past two weeks, along with a major eruption from a long-dormant volcano earlier this week, has added to growing speculation about a ...

This is now the largest recorded earthquake swarm at Mount Rainier since seismic monitoring at the volcano began in 1982, the ...

Hundreds of small earthquakes were detected at Mount Rainier on Tuesday in the largest such swarm at the active stratovolcano ...

A major earthquake with a preliminary magnitude of 7.3 initially triggered a tsunami warning for the southern Alaska ...