Scientists have recorded the "largest" earthquake swarm at Mount Rainier in Washington state since 2009, the U.S. Geological Survey reported. The swarm at the second-most seismically active volcano in ...

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 ...

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 ...

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 ...

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 ...

You don’t have to step foot on Mount Rainier to see that it’s special. The 14,410-foot-tall, snow-capped mountain inspires even from miles away, but nothing compares to experiencing it up close.