The best time to visit Mount Rainier National Park is from July to August at the height of the Pacific Northwest summer.

A new analysis by Arctic, Antarctic, and Alpine Research finds the summit of the iconic Washington peak has declined and ...

The collapse wasn't apparent on the surface until researchers pored through the photographs and noticed how the peaks were ...

Scientists at the Pacific Northwest Seismic Network might blow their stacks over having to respond to a rumor about increased ...

Mount Rainer, the active stratovolcano located in Washington state, is likely shrinking due to climate change, according to new research.

According to the new paper, Mount Rainier’s highest point is a fraction of an inch below 14,400 feet, or 10 feet below the U.S. Geological Survey’s longstanding official measurement of 14,410 feet.

FILE - Mount Rainier (14,410 ft.) is the highest volcano and largest glaciated mountain in the contiguous United States and a ...

The Department of the Interior announced the new “America-first pricing” model for national parks Tuesday, which will charge nonresidents as much as $100 extra per visit. Annual federal lands passes ...

While volcanoes play an important role in shaping landscapes and enriching soil, their destructive power far outweighs their ...

Scientists monitor hundreds of active volcanoes worldwide, but a select few stand out as especially dangerous due to their size, location, eruption ...

MOUNT RAINIER, Wash. - A new study has revealed that Mount Rainier is experiencing a significant reduction in size due to shifting climate patterns.

An international research team has shown that avalanches are crucial to the survival of many glaciers worldwide. The study ...