Officials are tracking the largest swarm of earthquakes in more than 15 years on Washington's Mount Rainier but say there is ...

At least two people said on social media that they felt the earthquake, according to the U.S. Geological Survey.

Volcano watchers said Saturday the Mount Rainier earthquake swarm rates continued to decrease. The Cascades Volcano Observatory and Pacific Northwest Seismic Network recorded 464 events since the ...

The tallest steel-framed building ever tested on an earthquake simulator started moving slowly, swaying and twisting. The ...

A moderately strong, 5.7-magnitude earthquake struck in Guatemala on Tuesday, according to the United States Geological ...

We're not even six months into Trump's second term, and we're already seeing some major cracks in his MAGA base on issues ...

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

In Japan, swarms of earthquakes are fueling a dip in tourism and a viral panic over predictions of the next 'big one' ...

Welcome to your weekly seismic update from across the state, brought to you by the Alaska Earthquake Center, where we monitor ...

While earthquakes do occur on occasion in Florida, what you felt last night wasn't an earthquake, at least according to the U ...

If the ocean floor had a nervous system, it might look something like this: thousands of miles of fiber-optic cables ...

A minor, 3.3-magnitude earthquake struck in Northern California on Monday, according to the United States Geological Survey.