Scientists with the U.S. Geological Survey and the University of Washington recorded more than 400 minor earthquakes beneath ...

Hundreds of earthquakes have been detected at Mount Rainier so far Tuesday morning in the largest such swarm at the active ...

The last time Mount Rainier experienced a swarm of this size was in 2009, when hundreds of earthquakes occurred over a ...

MOUNT RAINIER, Wash. - Dozens of small earthquakes rumbled at Mount Rainier on Tuesday morning. More than 100 were recorded, ...