Active volcanoes tell us their stories through earthquakes, deformation, gas emissions, and lava flows. We interpret those ...
California’s last volcanic eruption was 104 years ago this month. Mount Lassen — roughly 200 miles northeast of Manteca — was ...
Mauna Loa is by far the largest, reaching 9,170 meters in height, with the next two not surpassing 6,000 meters. While ...
Volcano Watch is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory scientists ...
May 3 marked the fifth anniversary of the start of Kilauea’s historic 2018 eruption that resulted in extensive lava flows ...
Today you’ll learn about how the pandemic has shifted our relationship with time, what a stratospheric aerosol injection entails, and the effects of a certain group of people who are more likely than ...
This cataclysmic eruption, which occurred on May 18, 1980, is the most significant volcanic eruption in the contiguous U.S. in recent history. The 16-mile high column expelled ashes that scattered ...
When a volcano erupts, it throws out a lot of hot, melted rock called lava, as well as ash and steam. The volcano erupted in 1980, devastating a large area of Washington state.
"There are still many unknowns regarding volcanism and how long a planet can maintain outgassing processes," Kane said, referring to the release of trapped gas that occurs with eruptions. "We only ...
The South Fork, which branches off just east of Toutle, bounced back much quicker because it was not hit as hard by the eruption and doesn’t have the sediment retention dam. Although the 1980 ...
The 1980 eruption of Mt. St. Helens sent a plume of ash that blotted out the sun in parts of Washington and North Idaho. The ash drifted as deep as 2 feet and crushed crops. (CHRISTOPHER ANDERSON ...