W hen Mount St Helens erupted in 1980, the resulting lava, ash, and debris turned the landscape barren for miles around. It ...

An curved arrow pointing right. Scientists are baffled as to where Mount St. Helens gets its lava from. Though the volcano is part of a cluster of volcanoes known as the North American Cascade Arc ...

Basalt is much hotter and more fluid than the lavas that erupt at other volcanoes, like the thicker dacite lava that erupts at Mount St. Helens in Washington state. For example, the 2004-2008 ...

A teenager when he began scuba diving in the shadow of Mount St. Helens, he remembers the lake ... growing a new lava dome in its crater, and captivating sightseers and geologists.

Netizens have shared footage of Mount Ruang's latest mighty eruption on Tuesday, an event that prompted Indonesia to issue ...

Eruptions of lava built up the volcano until it reached ... In fact, all the Hawaiian Islands are of volcanic origin. Most volcanoes—Mount St. Helens, say, or Mount Fuji—grow along the ...

The most recent, 640,000 years ago, was a thousand times the size of the Mount St. Helens eruption in 1980 ... filled in with lava flows and ash from smaller eruptions (the most recent was ...

VANCOUVER, Wash. – Nearly 45 years after Mount St. Helens’ eruption sent almost 90 billion cubic feet of debris into the upper Toutle Valley, millions of tons of sediment still pour into the ...

Our premium News+ ad-free experience – only $10 more every 4 weeks!

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 ...

The Columbia Theatre in Longview, Washington, is celebrating its centennial. Theater officials say the 1980 eruption of Mount ...

Nearly 45 years after Mount St. Helens’ eruption sent almost 90 billion cubic feet of debris into the upper Toutle Valley, millions of tons of sediment still pour into the Cowlitz River each year.