One of the largest active volcanoes has been rocked by a series of earthquakes, putting experts on high alert and prompting ...

From September to October last fall, Mount Adams saw several earthquakes. They weren't any larger than a 2.0, but now researchers are installing more monitors.

While specifics vary from agency to agency, this wave of rehiring is reportedly unfolding locally at the U.S. Army Corps of ...

The Trump administration has backed down from its move to fire thousands of probationary federal workers. The switch means hundreds of local federal workers may now be rehired if they were fired or ke ...

The new map shows where volcanic ash would fall in the event of a Yellowstone supereruption, with the supervolcano's last ...

United States Geological Survey scientists have shared maps that show where ash would fall across the US if a Yellowstone ...

The Alaska Volcano Observatory on Wednesday said Mount Spurr is at risk of erupting within the next few weeks or months, potentially impacting residents 78 miles away in the city of Anchorage.

The Alaska Volcano Observatory said signs indicated a Mount Spurr eruption was likely, though not certain, in the weeks or ...

Volcanologists at the Alaska Volcano Observatory have been monitoring volcanic unrest since April of last year.