Mt. Rainier is a stunning place to hike, but one season hides serious dangers that can catch visitors off guard.

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

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

From unexplained phenomena to baffling disappearances, follow the clues while discovering our country’s treasured protected ...

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

Officials have recorded several earthquakes per minute during the swarm, though none could be felt at the surface.

This is a repost from the archives, an older post by Henrik which has been updated to reflect more recent findings. Did you know there are 255 volcanoes or volcanic features listed in the US?

The 1980 eruption cycle made Mount St. Helens one of the most famous volcanoes in the Cascades. But it is far from the only volcano in the range.

Mount Rainier, the most glaciated mountain in the lower 48 states, and highest mountain in Washington state presents a formidable challenge.

Experts believe a Mount Rainier eruption would post a grave threat to millions who live in the southern and eastern sections of the Seattle metropolitan area.

City-level strategies to cope with climate change can benefit from the insights of volcano scientists, who have long customized hazard information and communications for local communities.