Seismologists are closely monitoring Mount Rainier after a swarm of earthquakes struck the Pacific Northwest’s tallest ...

The Concord Fault, which runs through Bay Area neighborhoods in Concord and Walnut Creek is in a different location than previously understood. It could produce a major earthquake in the Bay Area.

A hydrologist explains why the region is known as Flash Flood Alley and how its geography and geology can lead to heavy ...

Hundreds of small earthquakes were detected at Mount Rainier on Tuesday in the largest such swarm at the active stratovolcano ...

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

Hundreds of earthquakes are detected at or near Mount Rainier each year, though typical swarms are smaller than what started ...

The U.S. Geological Survey said it and other agencies were monitoring the situation and would issue additional alerts "as ...

WASHINGTON, USA — A "swarm" of small earthquakes near the summit of Mount Rainier Tuesday is no cause for concern, according ...

A swarm of small earthquakes began early Tuesday morning beneath Mount Rainier, with more than several hundred minor tremors ...

A hydrologist explains why Texas Hill Country is known as Flash Flood Alley and how its geography and geology can lead to ...

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