Mount St. Helens erupted, killing dozens and forever changing how the US monitors earthquakes. The volcano is still active ...

On May 18, 1980, the United States experienced the deadliest and most destructive volcanic eruption in its history.

It's been 45 years since the Mount St. Helens eruption in Washington state. British Columbians who were young adults at the ...

Explore how the landscape of southwest Washington still bears the scars of the Mount St. Helens eruption 45 years later, ...

Sunday marks 45 years since Mount St. Helens erupted in Washington state. The deadly eruption happened shortly after 8:30 a.m ...

Prest and three other soldiers were skimming over a moonscape in a Huey helicopter, the same aircraft that was the Army’s ...

Mount St. Helens in Washington State began erupting with a series of steam-driven blasts. These intensified over weeks, leading to a massive eruption on May 18 at 8:32 a.m. Rated a 5 on the Volcanic ...

Michael Lienau, part of the first film crew documenting the aftermath of the Mount St. Helens, said the experience was a ...

Stunning, historic front-page coverage from The Oregonian reporters Les Zaitz and Steve Jenning reports the confusion and ...

On this 45th anniversary of the Mount St. Helens eruption, the Washington Department of Transportation (WSDOT) is offering a ...

According to the USGS, Mount St. Helens is the most active volcano in the lower 48 states and the most likely in the Cascades to erupt again.

Poison hemlock has spread throughout the US. Here's how to kill it. How Mike Pence says he came to the conclusion he should ...