Park staff have recovered everything from hundreds of hats and fake nails to rubber ducks and a tiny copy of The Vampire ...

Yellowstone and Grand Teton are two of America's most spectacular national parks, but they offer very different experiences.

Geologists at Yellowstone National Park collect a staggering number of items dropped accidentally — and in some cases ...

A century-old mystery at Yellowstone’s Biscuit Basin has turned out to be less about a missing geyser and more about a ...

Southwest Airlines' new seasonal route from Phoenix Sky Harbor Airport gives Arizonans a new way to get to beloved national ...

There's a major reason that Yellowstone National Park attracts close to 5 million visitors every year. Yes, there are ...

A photographer who's been shooting Yellowstone since 1982 just released a book packed with full-color images of geysers, ...

Jon Rosenthal is prepared to tackle the commission's work regulating the oil and gas industry. Bo French’s inflammatory ...

There’s a major reason that Yellowstone National Park attracts close to 5 million visitors every year. Yes, there are spectacular geysers and world-class trout rivers, but what’s unique about the ...

The Yellowstone Volcano Observatory (YVO) has published its September video update, with Scientist-in-Charge Mike Poland describing monitoring data that occurred over the last month. Recorded ...

New policies from Washington, D.C., would dramatically reduce the size of wildlands and threaten wildlife’s ability to ...