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

A string of earthquakes has made some wonder if this enormous West Coast volcano is about to erupt, but here's what seismologists have to say.

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.

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.

Scientists warn that Mount Rainier's eruption is inevitable, posing a significant risk to the surrounding area.

Stories describe Mount Rainier's shrinking peak due to melting ice, and the impact volcanic eruptions would have on places like Orting.

How would a Rainier eruption affect Pierce County? Other parts of Pierce County are at much higher risk of destruction compared with Tacoma.

How would a Rainier eruption affect Pierce County? Other parts of Pierce County are at much higher risk of destruction compared with Tacoma.

Exactly 100 years after the Mt. Lassen volcano erupted, national park officials plan to commemorate the event Friday with presentations and tours.

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.

How would a Rainier eruption affect Pierce County? Other parts of Pierce County are at much higher risk of destruction compared with Tacoma.