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

U.S. weather officials say winds are kicking up old ash on Mount St. Helens, left over from the 1980 eruption and those particles are drifting through Washington State.

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

The US Geological Survey (USGS) has just installed some of the first sensors of their kind on the east side of the mountain.

Combined moisture from Priscilla and a newly-formed Tropical Storm Raymond will bring torrential downpours to parts of Mexico ...

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 ...

As many as 30,000 Romans fled the ruined region in A.D. 79. But some returned, a new study reveals, and the city limped on as a fragile, ashen shantytown.

If you were lucky 74,000 years ago, you would have survived the Toba supereruption, one of the largest catastrophic events that Earth has seen in the past 2.5 million years. While the volcano is ...

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 ...

The sound was so intense that it ruptured eardrums on nearby ships and was recorded on barographs worldwide. This singular event not only reshaped the landscape but also left an indelible mark on the ...

St. Helens will be kicking off its annual Spirit of Halloweentown celebration on Sept. 27 with its traditional pumpkin lighting ceremony. The small Oregon town was once the backdrop of the Disney film ...