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

The USGS said the epicenter was located 9 miles south of Fry, Greece. Court rejects European Commission's refusal to share ...

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

A powerful earthquake struck near the Greek island of Kasos early Wednesday, prompting tsunami warnings and widespread alerts ...

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 ...

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.

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

The United States Geological Society reports that aftershocks are a possibility following a 4.1-magnitude earthquake that ...

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