This 2023 satellite photo shows the heart-shaped Spirit Lake, which was transformed by the cataclysmic eruption of Mount St.

David A. Johnston was killed just hours after his last ever picture was taken. The volcanologist from Chicago, US was once ...

Sequences of small earthquakes typically tell that a volcano is ... in the past at Mount St. Helens and at other volcanoes ...

Today, the volcano has become a world-class outdoor ... There have been two significant eruptions at Mount St. Helens in the past 35 years. Scientists meanwhile have developed new monitoring ...

With eruptions in 1998, 2011, and 2015, the volcano serves as a perfect laboratory, and experts expect an eruption by the end ...

A new study reveals that an unconventional ecological intervention tactic is still providing benefits 40 years later. After the 1980 eruption of Mount St. Helens devastated the local environment, ...

When most of us think about active volcanoes in the U.S., Mount St. Helens, Mt. Rainier and a few others will first come to mind. However, one of the most active volcanoes in the region is about a ...

A very common case study for volcanoes is the eruption of Mount St Helens in the USA in 1980. Other case studies include the eruption of Mount Etna in Sicily in 1974 and Heimaey eruption in ...

Mount St. Helens has recently been swarming with geological activity, which could mean the giant American volcano is gearing up for its next big eruption. Produced by Zach Wasser and Dave Mosher.

During the Mount St. Helens eruptions, lahars flowed up to 60 miles ... wind patterns would often direct any ash from an erupting volcano eastward whereas the lahar risk primarily impacts the ...

One of the most active volcanoes in the world sits just a few hundred miles off the U.S. West Coast, and some scientists ...