Looking for an adventure that’s cool (literally) and completely out of the ordinary? The United States is home to some of the ...

MSU volcanologist was recognized by the Geological Society of America for her extensive contributions to the field of ...

Discover why volcanoes erupt, how magma and gas pressure trigger eruptions and the role of tectonic plates in explosive ...

Locals in coastal areas were ordered to evacuate immediately and see higher ground. Follow Newsweek for live updates.

A study reveals the existence of pockets of magma beneath the volcanoes of the Cascade Range, with no signs of imminent eruptions.

A debate is stirring in Southwest Washington over how to manage ongoing impacts from the 1980 eruption of Mount St. Helens.

The models can help local authorities and communities by evaluating the potential for collapse long before ground may give ...

For people living near volcanoes, danger goes well beyond lava flows and clouds of ash. Some explosive eruptions can lead to ...

CALLING ALL SMARTY BRAINS! It's time once again to put your brainy-brain to the test with this week's edition of POP QUIZ PDX—our weekly, local, sassy-ass trivia quiz. And this week we'll be testing ...

A hazy cloud that emerged over the active volcano was the result of high winds rather than a new eruption. By Amy Graff and Soumya Karlamangla On the morning of May 18, 1980, the most destructive ...

That came after scientists received reports of a large plume rising above the volcano, which turned out to be volcanic ash from the 1980 Mount St. Helens eruption. “It kind of looks like a brownish ...

Some Pacific Northwesterners woke Tuesday to an unusual sight: A smoky haze shrouded Mount St. Helens, the large, active stratovolcano in Washington state that erupted catastrophically in 1980. But a ...