Poland-based Volonaut has revealed their Airbike: a small one-person vehicle said to be able to fly at 124 mph. President ...

The 45th anniversary of the catastrophic eruption of Mount St. Helens is on May 18. Here's what to know and when the volcano ...

The Mount St. Helens eruption anniversary prompts investigation into the California earthquakes: eruption history, threat ...

The flights will image geology as part of a national effort to modernize geological maps in the region. The planes will take ...

Thomas Pratt has been with the United States Geological Survey for over 30 years, and he has seen and studied thousands of ...

KNOXVILLE, Tenn. (WVLT) - Just after 9:00 a.m. on Saturday, an earthquake was felt across East Tennessee. United States ...

An earthquake near Greenback, Tennessee, shook East Tennessee early Saturday morning. It was the largest quake in the region ...

A 3.3 magnitude earthquake southeast of Illinois’ state capital shook parts of the state overnight, the United States ...

Lava fountains and flows erupted primarily from the north vent, and the south vent was largely obscured by the north vent ...

At least one report of shaking was recorded in Will County, near Midewin National Tallgrass Prairie, the USGS said.

A preliminary 3.2-magnitude earthquake was reported off the coast of Malibu Beach, according to the U.S. Geological Survey.

A 6.1 magnitude earthquake was reported near Greece early Wednesday local time, according to the United States Geological Survey.