Volcanoes across the country are beginning to wake up and erupt, and no one has a good explanation for why it's happening.

Here's why this volcanic region of the Pacific Northwest should be on every outdoor enthusiast's hiking bucket list, with scenic trails and caves to explore.

A seismologist from Seattle discussed recent volcanic activity across the United States. Here's what you should know.

Volcanoes across several US states have recently become active, while no immediate danger is reported, experts remain ...

In the aftermath of Mount St. Helens’ 1980 eruption, an unusual experiment with gophers set the stage for an unexpected ...

The United States Geological Survey (USGS) shows lava fountains shooting up high in the latest episode of an ongoing eruption ...

The Pacific Northwest is facing high wildfire danger this summer, and in response, every national park in the region has now ...

“The Mountain,” around which Mount Rainier National Park in Washington State is located, is a product of fire and ice, just like the other volcanoes of the Cascade Arc along the western side of the ...

Although the Star of the Show is unarguably “The Mountain,” Mount Rainier National Park in Washington State is so much more. Within its borders you will find the most-glaciated peak in the contiguous ...

In this installment of A Look Back in Time, the Friday, July 12, 1935, edition of The Chronicle featured a story about Richard Carr, a 12-year-old from Denver, Colorado, who went missing after his ...

Dangers From Fuel Pump Failures Spark Massive Ford, Lincoln Recall More than 850,000 Ford vehicles are being recalled over a fuel pump issue that can cause engines to stall without warning.

Magma from the mantle finds its way to the surface, where it erupts as lava or ash and gas—sometimes in spectacular spurts, ...