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 ...

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 ...

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

Lahars are very destructive volcanic mudflows that can swallow everything in their paths. During the Mount St. Helens eruptions, lahars flowed up to 60 miles destroying 200 homes. Lahars are one ...

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

When Mount St. Helens erupted in 1980 ... He likens it to being a detective, collecting evidence about the volcano, its eruptions and what triggers them. Nowadays, he mostly observes the seafloor ...

It appears that these magma bodies exist beneath volcanoes over their whole lifetime, not just during an active state.' ...

In 2010, a volcano eruption in Iceland disrupted air travel ... They can rise 8,000 feet above their surroundings. Examples: Mount St. Helens, Mount Fuji, Mount Shasta, Mount Cotopaxi, Mount ...