Add Yahoo as a preferred source to see more of our stories on Google. The Morning Glory pool in Yellowstone national park. Yellowstone is underlain by two magma bodies. Michael Juhran/dpa Unlike old ...

South Portland is expecting major crowds this evening as part of International Workers’ Day, or May Day, celebrations. Everyday Heroes: Wheelchair basketball team soars to Nationals In Portland, a ...

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 ...

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 ...

More information is needed to understand the hazards volcanoes in the Cascade Volcanic Arc pose to nearby cities. Mount Hood, a Cascade volcano that last erupted in 1866, forms a backdrop for the city ...

Mount Rainier - one of many volcanoes found in the Cascade Range - is reflecting in the Reflection Lakes in Mount Rainier National Park in Washington State, USA. A seismic survey challenges the ...

Add Yahoo as a preferred source to see more of our stories on Google. An aerial view of the Crater Lake Caldera in Oregon. Obviously, visible lava spewing from a volcano’s caldera, like Hawai’i’s ...

Scientists have begun a long overdue study of Glacier Peak in Snohomish County – the second most explosive volcano in the Cascades after Mount St. Helens – in what they hope will lead to badly needed ...

“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 ...