In 1980, Washington State's Mount St Helens erupted, resulting in 57 human deaths, the most ever recorded for a volcanic eruption in the US, and the deaths of thousands of animals in the area. As well ...

SKAMANIA COUNTY, Wash. — Mount St. Helens erupted 40 years ago, on May 18, 1980, sending a plume of ash and smoke into the sky and claiming 57 lives on the ground. But for months leading up the ...

The 1980 eruption of Mount St. Helens led to better seismic monitoring, increasing seismometers in the Pacific Northwest from a dozen to over 700. Mount St. Helens environment recovering 45 years ...

That came after scientists received reports of a large plume rising above the volcano, which turned out to be volcanic ash from the 1980 Mount St. Helens eruption. “It kind of looks like a brownish ...

Autopsies showed that most of the people killed in the eruption likely died from asphyxiation after inhaling hot ash, according to the USGS. Truman, who owned a lodge on Spirit Lake for more than 50 ...

Inside the Cascades Volcano Observatory in Vancouver, Wash., SALI the robot weighs small crucibles holding sediment. SALI stands for Sediment Analysis Laboratory Instrument. “This is the modern legacy ...

The warning did not arrive as a single dramatic sign but as a slow distortion of a familiar peak. As the north side of Mount St. Helens swelled outward in the spring of 1980, scientists watched a ...

Government scientists confirmed Mount St. Helens is not erupting despite recent concerns. Commercial pilots reported seeing what they believed to be ash near the volcano. Strong winds are lifting old ...

For a moment, it seemed like a blast from the past: a plume over Mount St. Helens on Tuesday looked like the volcano might be erupting again. But fortunately, this was not an eruption — just a ...

SKAMANIA COUNTY, Wash. — Mount St. Helens erupted 40 years ago, on May 18, 1980, sending a plume of ash and smoke into the sky and claiming 57 lives on the ground. But for months leading up the ...