Mount Rainier on Tuesday experienced its largest seismic activity since 2009, with a swarm of small earthquakes detected.

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

Magma from the mantle finds its way to the surface, where it erupts as lava or ash and gas—sometimes in spectacular spurts, ...

Snyder is one of 46 volunteer guides who help turn certain trains into something like rolling national parks, complete with specialized stamps for your National Park ...

From this perch, travelers will have views of Mount Rainier and other volcanoes in the Cascade Range, such as Mount Adams. Sunrise is also the highest spot in the park that can be reached by vehicles.

Turns out Donald Trump gauges his esteem for presidential predecessors by how well their portraits fit into his White House redecorating scheme. Or sometimes how well the frames ...

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 ...

The series of earthquakes is the first major swarm of seismic events since 2009. Is it safe if you’re planning on visiting?

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

This is not unique to Washington. A Census Bureau report released last month shows it's a national trend, writes FYI Guy.