Experts believe a Mount Rainier eruption would post a grave threat to millions who live in the southern and eastern sections ...

One volcanologist who has spent time studying the volcano said the devastation its eruption would cause would be "complete ...

Jan. 3—Registration is still open for the Mount St. Helens Institute's 12-week Volcano Naturalist Program, which runs Feb. 4 to April 29. Participants in this program will explore diverse ...

Eagle-eyed geologist Mark Tingay recently noticed the emergence of a ‘ghost island’ in November of 2024, caused by a ...

When Mount St. Helens erupted in 1980, blanketing Central Washington — including the Yakima Valley — in volcanic ash, then-President Carter made a trip to the mountain to survey the damage ...

When Mount St. Helens erupted in 1980, President Jimmy Carter declared the entire state of Washington a federal disaster area ...

An undersea volcano off Oregon’s coast will likely ... Unlike the Pacific Northwest’s steep-sloped Cascade volcanoes such as Mount St. Helens or Mount Hood that tend to explode when they ...

Expansive lava flows in the Sáttítla Highlands was captured by satellites ahead of the recent designation of the area as a national monument.

Oregon State University researchers say a volcano under the Pacific Ocean off the Oregon coast is likely to erupt sometime ...

The Axial Seamount is not expected to threaten human population centres but it could help scientists forecast the eruption of ...