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 ...

To the east of Mount Rainier are the remains of a once-mighty Cascade volcano. In the hills outside of Naches, Washington, at the foot of Mount Rainier are the remains of a much older volcano. Join ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from James Genero IV, EarthScope ...

“All of these volcanoes are still considered active geologically. If they had an eruption in the past 10,000 years, that's an indication that they could wake back up again,” research geologist Alexa ...

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...

Here’s what you’ll learn when you read this story: Geothermal energy accounts for only 0.4 percent of the U.S.’s energy output, but by using a technique known as “superhot rocks,” that number could ...

The driver’s vehicle ended up on the sidewalk and on its side after it hit the other two vehicles. USWNT head coach praises Portland, but says team can't play on turf Emma Hayes was in attendance at ...