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

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

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.

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

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

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

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

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

An earthquake of 4.1 magnitude has been reported in Tennessee and was felt in Atlanta, Georgia, and western North Carolina.

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

Dating to the Cretaceous period, the geological era between 145.5 and 66 million years ago, the sedimentary rocks far ...

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