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

SEATTLE (AP) — Officials are tracking the largest swarm of earthquakes in more than 15 years on Washington's Mount Rainier ...

Hundreds of small earthquakes have rattled Mount Rainier this week in the largest swarm of tremors in more than a decade.

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

While considered an active volcano, Mount Rainier hasn’t erupted in at least a century, possibly much longer. The U.S ...

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

It’s that time of year again-- the Sunrise Corridor at Mount Rainier National Park is opening for its short season.

Mount Rainer is rattled by over 300 earthquakes. It's the largest swarm in years. The last large earthquake swarm at Mount Rainier occurred in 2009. During that time, more than 1,000 earthquakes ...

The tremors were too weak for humans to feel. But the frequency of them is the most since researches started monitoring the ...

Mount Rainier is considered an active volcano and has not had a significant eruption in the past 500 years.

The most recent seismic storm at Mount Rainier has hit a new milestone as scientists continue to monitor activity at the volcano.