A swarm of hundreds of small earthquakes has been detected rumbling deep below Mt. Rainier in Washington State early Tuesday morning, though geologists stress there is no cause for concern. The quakes ...

SEATTLE (Reuters) - Experts have mapped a huge magma reservoir below Mount Rainier in Washington state that begins melting deep in the Earth's mantle before pushing upwards to where it will eventually ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists have recorded the "largest" earthquake swarm at Mount Rainier in Washington state since 2009, the U.S. Geological ...

Mount Rainier has lost height and its highest point has migrated, a subtle but symbolically powerful shift atop one of the Pacific Northwest’s defining peaks. New measurements show the summit is ...

More than 300 earthquakes have erupted at Washington's Mount Rainier this week, the largest earthquake swarm at the volcano since 2009. As of Thursday, July 10, 334 earthquakes had been identified at ...

Mount Rainier has lost glaciers due to the warming climate. Glacier melt threatens rivers, salmon habitats and hydropower across Washington state. South-facing glaciers without high-elevation ...

Out of the five peaks studied in Washington — Rainier, Liberty Cap, Colfax Peak, East Fury and Eldorado Peak — only Colfax and Liberty Cap now maintain a year-round layer of ice and snow. Researchers ...

Rising 14,410 feet above the ocean, Mount Rainier can be seen from Seattle on a clear day, only a couple of hours away. With its cone-shaped peak, it’s an active volcano and one of the most glaciated ...