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

A swarm of hundreds of small earthquakes have been detected rumbling deep below Mt. Rainier in Washington State early Tuesday ...

Fletcher played the final seven seasons of his 16-year career with Washington. During that time, he earned four trips to the ...

Arnold Schwarzenegger, former California governor and actor, was the keynoe speaker at a naturalization ceremony at Mount ...

Snow banks help plants thrive in the mountains, providing water and nutrients for soil. But as climate change warms the ...

More than 300 earthquakes have erupted at Washington's Mount Rainier this week, the largest earthquake swarm at the volcano ...

The U.S. Geological Survey Cascades Volcano Observatory said the swarm began early Tuesday at the 14,410-foot volcano near ...

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

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

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

The former California governor is the latest to recognize that the most remarkable thing about the first president was not ...