It started as a go-for-broke experiment, but it wound up saving an ecosystem.
It was small by volcanic standards, but massive by human ones: on this day in 1980, Mount St. Helens erupted in what the ...
A short-lived experiment in the wake of the Mount St. Helens eruption has produced effects still visible 43 years later. By ...
New research offers clues as to why Mount St. Helens is one of the most explosive volcanoes in the Cascade range and why it stands apart from the chain of other Cascade volcanoes. Scientists from the ...
The U.S. Army Corps of Engineers is set to start raising a dam used to catch millions of tons of Mount St. Helens sediment that flows each year from the mountain into the Toutle, Cowlitz and Columbia ...
Western Washington leaders are monitoring the Cowlitz River as heavy rain pushes decades-old Mount St. Helens sediment downstream, heightening flood risks. Jake Paul vs. Anthony Joshua official ...
It was not immediately clear how large Monday's emission was, or whether it contained ash, but U.S. Geological Survey geologist Willie Scott said any ash would fall mostly in the crater and not ...
Yellowstone’s massive supervolcano and Mount St. Helens, the volcano that devastated Washington in 1980, are among America’s most infamous natural threats. This video explores what makes each one so ...