When most of us think about active volcanoes in the U.S., Mount St. Helens, Mt. Rainier and a few others will first come to mind. However, one of the most active volcanoes in the region is about a ...

Long-quiet volcanoes in the Cascades region of the Pacific Northwest are still underpinned by large reservoirs of magma, new ...

Earthquakes have continued to rattle Greece’s volcanic island of Santorini every few minutes through the night and into ...

The eruption began on December 23 in a crater at the summit of Kilauea, one of the world’s most active volcanoes.

Scientists have found giant magma reservoirs under dormant volcanoes in the Cascades. A new study shows that the magma system can persist even after eruptions.

ON THE rare occasions it’s not raining, mountains can be seen in the distance from many vantage points in Seattle.

Explore the landmarks of Washington State, from majestic mountains to stunning glaciers. Discover the natural beauty of 'The ...

PORTLAND, Ore. (KOIN) — The St. Helens High School choir teacher Eric Stearns, who is currently in jail facing accusations of sex abuse, was formally dismissed from his job on Wednesday night.

PORTLAND, Ore. (KOIN) — After the quiet resignation of the police chief under investigation in scandal-ridden St. Helens, a new report is detailing allegations of misconduct against him.

Earthquakes are still rattling Greece’s volcanic island of Santorini every few minutes as authorities bolster their emergency ...

While that may seem crazy to some, there's a myriad of reasons why people call these volcanic landscapes home. Fertile soils frequently blanket their slopes thanks to the slow breakdown of ancient ...