Let’s take a look at 10 trails that trace those forces—but remember, some of these magmatic marvels are merely napping. It’s ...

Volcanoes are nature's most dramatic showpieces, and while their eruptions can be awe-inspiring, they also pose serious ...

These are 14 of the most epic single-day and multi-day hikes in the U.S., rivaling Yosemite, Arches National Park, and the ...

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

When individuals hear volcanoes, they tend to envision blazing eruptions blasting into the air. However, volcanoes can also ...

For people living near volcanoes, danger goes well beyond lava flows and clouds of ash. Some explosive eruptions can lead to dramatic collapses of the sides of a volcano, like those at Mount St.

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 ...

No, Mount St. Helens is not erupting. What you are seeing in the Pacific Northwest today is actually remnants of an event nearly 50 years ago. According to the National Weather Service, old volcanic ...

For a moment, it seemed like a blast from the past: a plume over Mount St. Helens on Tuesday looked like the volcano might be erupting again. But fortunately, this was not an eruption — just a ...