Hundreds of earthquakes have been rattling Mount Rainier over the last two days, marking the largest swarm since 2009.

A tornado warning has been issued for Washington DC, Montgomery County, and Prince George’s County as a severe storm sweeps the region. The storm, capable of producing a tornado, was last tracked near ...

Swarms — or clusters of earthquakes that occur in the same area in quick succession — are relatively common on Mount Rainier.

More than 400 earthquakes rattled Washington's Mount Rainier over just 12 hours on Tuesday, sparking fears that the ...

The earthquakes are not currently a cause for concern, and do not indicate an impending eruption, the U.S. Geological Survey ...

Mount Rainier was experiencing "the most significant seismic activity" at the volcano in more than 15 years as an "earthquake ...

MT. RAINIER, Wash. — A swarm of small earthquakes was detected at Mount Rainier Tuesday morning, according to the U.S. Geological Survey Cascades Volcano Observatory (CVO) and the Pacific Northwest ...

Notably, Mount Rainier is the second-most seismically active volcano in the northern Cascade Range and is considered ...

Baseball: Our Mariners did something special as the Yankees kicked their asses. They kicked their own. With his 36th homer of ...

A swarm of earthquakes under the largest volcano in the Cascade Mountain Range has some people wondering if it's rumbling ...