Add Yahoo as a preferred source to see more of our stories on Google. May 18 marks the 45th anniversary of the catastrophic eruption of Mount St. Helens in southwestern Washington. The blast in 1980 ...

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 ...

On the morning of May 18, 1980, the most destructive volcanic eruption in U.S. history killed 57 people in Washington state. The enormous column of ash that was unleashed by Mount St. Helens has been ...

Add Yahoo as a preferred source to see more of our stories on Google. Strong winds across parts of Washington state have kicked up volcanic ash deposited during the 1980 eruption of Mount St. Helens, ...

SKAMANIA COUNTY, Wash. — Mount St. Helens erupted 40 years ago, on May 18, 1980, sending a plume of ash and smoke into the sky and claiming 57 lives on the ground. But for months leading up the ...

Mount St. Helens in Washington State was once the "Mount Fuji of America"—admired for its symmetrical cone shape similar to Japan's highest peak. It was a popular Pacific Northwest destination, ...

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 ...

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 ...

May 18 marks the 45th anniversary of the catastrophic eruption of Mount St. Helens in southwestern Washington. The blast in 1980 killed dozens of people and reshaped the volcanic peak in the Cascade ...

Strong winds across parts of Washington state have kicked up volcanic ash deposited during the 1980 eruption of Mount St. Helens, creating hazy conditions and reducing air quality. The phenomenon, ...