Present-Day Plate Boundaries: This model improves upon existing models, incorporating attributes from geophysical, ...

A team of USGS researchers in Flagstaff are working to develop an all new geologic map of the Grand Canyon region.

A light, 4.7-magnitude earthquake struck in Northern California on Wednesday, according to the United States Geological ...

VALLEY, 38 DEGREES IN SOUTH LAKE TAHOE. I WANT TO TAKE YOU OVER TO LAKE COUNTY, THOUGH, JUST AFTER 630 THIS EVENING, AN EARTHQUAKE WAS RECORDED JUST TO THE NORTH AND WEST OF THE COMMUNITY OF COBB ...

"This number is based simply on averaging the two intervals between the three major past eruptions at Yellowstone—this is ...

At least nine people have been killed after a powerful earthquake struck a remote region of Tibet, according to Chinese state media.

In the mid-1800s, the U.S. Department of the Interior began the “great surveys” to map the vast, uncharted land of the West, ...

The quakes come a week after a magnitude 7.0 earthquake hit off the coast of California with shaking felt for miles.

According to USGS, officials have created maps to help government officials and land managers understand where non-native and invasive species may have been carried during the two storms ...