United States Geological Survey scientists have shared maps that show where ash would fall across the US if a Yellowstone ...

A light, 4.1-magnitude earthquake struck in Southern California on Sunday, according to the United States Geological Survey.

The temblor happened at 10:34 a.m. Atlantic time about 4 miles southwest of Tallaboa, Puerto Rico, data from the agency shows ...

An earthquake map from the U.S. Geological Survey (USGS) shows that minor earthquakes hit nine states on Friday morning. The earthquakes come a week after a magnitude 7.0 earthquake struck off the ...

Other sections of this part of the country are prone to earthquakes, but can expect fewer quakes of smaller magnitude. Below is a map showing the risk of damage by earthquakes for the continental ...

According to the USGS, fracking, mining and building dams have all been attributed to induced seismicity, where an earthquake is caused by human activity. In the south-central United States ...

This earthquake is larger than much of the recent seismic activity around western Washington, per initial reports.