Ten months of unrest at Mount Spurr could be a sign of an upcoming eruption from a side vent or, less likely, from the main ...

The U.S. Geological Survey reports a 3.3 magnitude earthquake hit near Mullan Idaho on Monday night.

Earth’s inner core is changing shape, scientists have found.

USGS confirms earthquake overnight in the Upstate ...

Scientists say it is not likely the Yellowstone Volcano will erupt anytime soon - in the video below, John Sherer reports on ...

Scientists have assessed Yellowstone's chances of eruption by measuring electronic currents flowing deep within the Earth ...

The chief scientist of the Yellowstone Volcano Observatory, Dr. Michael Poland, says he's not worried about an imminent eruption of the volcano under Yellowstone National Park.

Yellowstone National Park's oldest and hottest geothermal area is the Norris Geyser Basin. This region also boasts the ...

More on that from the Montana State Legislature in a moment. But first: Nobody seemed too alarmed.. At approximately 6:00 p.m ...

The 3.7 magnitude earthquake hit near the 150,000-year-old Norris Geyser Basin, home to the famous Steamboat Geyser and Morning Glory Pool ...

A magnitude 3.9 earthquake was measured near Norris Geyser Basin in Yellowstone National Park on Tuesday evening. It's the ...

Yellowstone National Park, the oldest national park in the USA and home to some of the most unique geological features on ...