Was that an earthquake you just felt or merely a big truck rumbling by? You don't have to wonder thanks to the U.S.

A powerful underwater volcano off the Oregon coast is rumbling with over 300 earthquakes a day, sparking fears it could erupt ...

Volcanoes are rumbling as scientists monitor earthquakes at Washington's Mount Rainier and Alaska's Iliamna volcano.

Volcanoes across the country are beginning to wake up and erupt, and no one has a good explanation for why it's happening.

In other Morris County news, Christie met with Phil Murphy and other dignitaries to view the unveiling of official state ...

A swarm of hundreds of small earthquakes have been detected rumbling deep below Mt. Rainier in Washington State early Tuesday morning, though geologists stress there is no cause for concern.

The fireball is presumed to be from a meteor fragmenting in the sky, according to meteorologists and other experts.

Mount Rainier, the active volcano towering above southwestern Washington state, started rumbling — very lightly — on Tuesday.

The earthquake was centered west of downtown Redding, north of Eureka Way. A 6 a.m. update from the geological survey placed ...

A small earthquake centered north of Eureka Way shook the Redding and Anderson area Friday morning.

A 5.2 magnitude earthquake shook Chiang Rai, shaking desks, rattling ceilings and making computer screens wobble across the province.

A swarm of earthquakes under the largest volcano in the Cascade Mountain Range has some people wondering if it's rumbling ...