The Pacific Northwest's most active underwater volcano is showing signs of an impending eruption, potentially occurring ...

The snowcapped peak of Mount Rainier, which towers 4.3 kilometers (2.7 miles) above sea level in Washington state, has not produced a significant volcanic eruption in the past 1,000 years.

One of the world’s oldest national parks, Mount Rainier became part of the federal ... one of the world’s most active volcanoes. The Sicily, Italy, volcano is almost constantly in a state ...

While the mountain hasn't been very active lately there's a possibility it could erupt in our lifetime. According to ...

Olive Mullet reviews the book 'Adventures in Volcanoland' by Tamsin Mather in the latest Up and Down the River column ...

Majestic Mount Rainier is the highest peak in the Cascade Range and an active volcano with more glaciers than any other mountain in the United States. Just an hour's drive from Seattle, the park's ...

The caves form as heat rises from the volcano’s depths and melts the base of the ice cap that fills Rainier’s twin craters. (See diagram below.) More than 5,000 climbers trudge across those craters ...

No, he was referring to Mount Baker, one of several Cascade volcanoes on the “potentially ... active list,” along with Glacier Peak, Mount Rainier, Mount Adams and Mount Hood.

The National Park Service is kicking off its National Park Week with free admission to its sites on Saturday. Here's what you ...

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.

On Aug. 12 the group flew to Seattle and set up camp at Cougar Rock campground in Rainier National Park the following day. On Aug. 14 they started their 78-hour trip at 10 a.m. The group chose to ...