Yellowstone is a dynamic geologic system—the one constant is change. This is demonstrated daily by hydrothermal activity ...

Millions of people head to Yellowstone National Park each year, making traffic through popular areas a major problem for the ...

In a region full of great trout water, Yellowstone remains the standard.

More than three years after a 500-year flood event wiped out Yellowstone National Park’s North Entrance Road in June 2022, ...

Another wolf from Yellowstone National Park's famous Junction Butte Pack killed in Montana is being investigated as a ...

This less-visited Wyoming wilderness area, known as 'The other volcanic range' in Yellowstone, is known for stunning mountain ...

A single bighorn ewe kept a dozen or more rams busy for hours, butting heads and trying to mate with her. Observers say she ...

Yellowstone National Park now charges international visitors $135 for week-long passes while U.S. residents pay $35, ...

No one in their right mind would try to break up a fight between two moose. In case you were wondering, moose often battle with one another over territory or a potential mate, and though many would ...

The park’s “preferred alternative” would entail construction of a 5-mile stretch of highway that avoids much of the canyon ...

Yellowstone, the first federally established US national park (in 1872) is home to nearly 1 million hectares of wilderness, ...

In the Great Smoky Mountains, an auxiliary team of élite outdoorsmen answers the call when park-goers’ hikes, climbs, and ...