No, Mt. St. Helens is not erupting, but it sure looked like the volcano had suddenly reawakened Tuesday afternoon as strong ...

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 ...

Ash from the catastrophic 1980 eruption of Mount St. Helens began to swirl around the volcano this week, creating a smoky haze that obscured its summit.

Commercial pilots reported seeing ash in the vicinity of the mountain, the site of the infamous eruption of May 18, 1980, ...

According to a statement from the U.S. Geological Survey, "strong easterly–southeasterly winds in the vicinity of Mount St.

One of the topics I will often feature in this column is volcanic activity. Last week marked the 142nd anniversary of the massive eruption of Krakatoa. This explosion was one of the most powerful ...