Sunday, May 18 marks 45 years since the disastrous eruption of Mount St. Helens. Fifty-seven people were killed and it remains the deadliest volcanic eruption in U.S. history. At 8:32 a.m. on May 18, ...

The warning did not arrive as a single dramatic sign but as a slow distortion of a familiar peak. As the north side of Mount ...

Mount Saint Helens is the biggest volcanic eruption in United States history, and this weekend marked 45 years. The eruption and the following landslide killed 57 people, destroyed 200 homes, and ...

On May 18, 1980, the United States experienced the deadliest and most destructive volcanic eruption in its history. After more than two months of rumbling, Washington state's Mount St. Helens erupted ...

Sunday marks 45 years since Mount St. Helens erupted in Washington state. The deadly eruption happened shortly after 8:30 a.m. on May 18, 1980, following months of small explosions and earthquakes.

ST HELENS, Wash. — When Mount St. Helens erupted in 1980, hundreds of square miles surrounding the volcano were flattened. Scientists describe the destruction as “moonscaped,” and at the time, it was ...

ST HELENS, Wash — Engineers who spent the days and years following the 1980 eruption of Mount St. Helens working on the recovery of the region, returned Tuesday to check in on some of their work.

Before May 18, 1980, the United States had seen only one serious volcanic eruption. The nation certainly had not seen ash shoot 80,000 feet in the air, nor had it seen destruction on the scale and ...