Mount St. Helens is the most active volcano in the contiguous United States — meaning the so-called “lower 48″ — so this is something that scientists expect to see. The volcano is simply ...

A man who ended up being consumed by a volcanic eruption left behind some devastating final words as he watched it come ...

After the volcanic eruption of 1980, scientists released the burrowing rodents for only a brief time, but their activities ...

Scientists say the pocket gophers were cranky about being moved into a devastated landscape for a day in 1980. But decades ...

A team of American scientists sought to learn whether an American team of burrowing rodents could help restore Mount St ...

Scientists released gophers onto a plot of land two years after the eruption obliterated the landscape—and the results were magical.

The volcanic elevation, which is 8,363 feet in ... have been observed in the past at Mount St. Helens and at other volcanoes ...

It starts with the eruption of Mount St. Helens in May of 1980. It was the most destructive volcanic event in American history, claiming 57 lives and causing staggering ecological damage.

Cancel anytime. On May 18, 1980, Mount St. Helens erupted covering the region in volcanic ash. The north face of the mountain collapsed and started an avalanche that scoured about 150 square miles ...

When Mount St. Helens erupted in 1980 ... On one side of the mountain was an old-growth forest. Ash from the volcano blanketed the trees, trapping solar radiation and causing needles on the ...