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

The so-called earthquake swarm at Mount Rainier dwindled Friday but has surpassed the last large event at the volcano in 2009 ...

A magnitude 6.7 earthquake struck Monday off eastern Indonesia, the US Geological Survey said, but a monitor said there was ...

An early morning 3.6-magnitude earthquake woke parts of Northern California, the U.S. Geological Survey reported. The approximately 13-mile deep quake hit about 3 miles northwest from Redding just ...

The Trump administration’s proposed budget bill would cut funding to the U.S. Geological Survey (USGS) by nearly 40%, including grants to universities. That could affect funding relied on by survey ...

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

A 4.3-magnitude earthquake jolted a lake shoreline Friday, July 11, in Southern California, the U.S. Geological Survey ...

Of the yet-to-be-discovered oil on U.S. federal lands, about half is believed to be in Alaska, according to the new estimate.

The 2.2-magnitude earthquake had an epicenter off Blue Ridge Road near Lake Toxaway in Transylvania County, according to U.S. Geological Survey (USGS) data. The quake struck just before 11:30 p.m. on ...