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 ...

Mount St. Helens’ last eruption caused ash to drop from ... CNN briefly mentioned Tacoma in its June article, “Why Mount Rainier is the US volcano that troubles scientists most.” ...

The deepest regions of Earth's oceans, known as the abyssal and hadal zones, lie at least as far under the water's surface as ...

Millions of people around the world live near one of the roughly 1,500 active volcanoes on Earth—from Italy’s Campi Flegrei to Indonesia’s Merapi to the United States’ Mount Rainier.

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.

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

Mount Vesuvius' most famous eruption arguably took place in AD 79, killing up to 16,000 people in the Gulf of Naples, Italy. But more than 2,000 years before this, the 2,000ft volcano suffered ...

A little-known volcano on a remote Pacific island may have been the source of one of the 19th century’s most powerful ...

where it was identified as being taken on Mount Etna in 2004. Greek experts have said the Santorini tremors were not linked to volcanic activity. Santorini and its neighbouring islands were hit by ...