It's been more than 35 years since the last major eruption of Mount St. Helens. Since that blast, much research has been conducted with scientists learning a great deal about one of the most active volcanoes within the Cascade ...
Sentinel-2A captured this image of Mount St Helens in the US state of Washington on 8 February.
The strange pillarlike formation emerged after Crowley Lake reservoir was completed in 1941: stone columns up to 20 feet tall connected by high arches, as if part of an ancient Moorish temple.
Mount St. Helens' Crater Glacier continues to grow while most others around the world are shrinking.
Thirty-five years ago, Mount St. Helens in southwest Washington state erupted, killing 57 people, blasting more than 1,300 feet off the top and raining volcanic ash for miles around. Today, the volcano has become a world-class ...
Archaeologists have uncovered a stone tool at an ancient rock shelter in the high desert of eastern Oregon that could turn out to be older than any known site of human occupation in western North America.
Where do the tremendous amounts of material that are ejected to from huge volcanic calderas during super-eruptions actually originate?
Scientists are using volcanic gases to understand how volcanoes work, and as the basis of a hazard-warning forecast system.
A Washington State University undergraduate has helped develop a new method for detecting water on Mars. Her findings appear in Nature Communications.
(Phys.org) —A small army of 75 geophysicists is set to converge on Mount St. Helens this weekend to begin final preparations for the equivalent of a combined ultrasound and CAT scan of the famous volcano's internal plumbing. ...