Over 200 earthquakes have been detected around Mount Rainier, Washington, raising eyebrows during the biggest swarm of ...

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

Here is the science behind earthquake swarms like the ongoing event in southern California.

Mount Rainier experienced a significant earthquake swarm, the largest since 2009, with hundreds of small quakes detected near ...

What if the most telling indications of an impending volcanic eruption are buried deep under the ocean, or in a fleeting succession of tiny quakes that no one perceives? As volcanoes of the Pacific ...

One of the most famous mountains in Washington, Mount Rainier, has been rumbling over the last day due to the amplified ...

Government scientists have reiterated that earthquake swarms are normal and do not lead to major destruction, even as a ...

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

Scientists at the University of Utah have analyzed decades of earthquakes in central Utah and suspect that swarms are triggered by hot water, powered by geothermal activity.

BOISE, Idaho — Idaho Central Mountains had numerous earthquakes occur Friday, all in connection to the ongoing earthquake swarm in the area. Several of Friday’s quakes registered above ...

It is thought earthquake swarms relate to fluids moving through the crust beneath the surface, Jamie Farrell, from the University of Utah, told Newsweek.

CALIPATRIA– A 4.3-magnitude earthquake struck near the Salton Sea early Friday morning, jolting residents and triggering a series of smaller quakes in the seismically active region. The temblor, cente ...