Kenneth Sims and other research scientists recently discovered that mafic volcanism of Henrys Fork Caldera -- located in ...

A recent study discovered the exact location of the Yellowstone supervolcano's magma cap -- and hints at when it may erupt.

Over the last month, two of Colorado’s latest gray wolf transplants were killed after crossing the border into Wyoming.

This summer is likely to bring bigger crowds, longer entry waits, closed trails, uncleaned toilets, uncollected trash and ...

Scientists at Montana State University have examined the unique and extreme environments of nearby Yellowstone National Park ...

Yellowstone is most famous for huge explosive eruptions that create large calderas. Outside Yellowstone Caldera, however, ...

Let's be honest, there are plenty of fantastic small towns across Montana. From the mountains in the west to the plains of ...

EDITOR’S NOTE: This story is a collaboration between The Associated Press and Grist.

Located within parts of Wyoming, Montana, and Idaho, Yellowstone National Park truly deserves the honor of being designated ...

Located 45 minutes from Yellowstone’s north entrance, the entire town of Pray, Montana, is for sale for $2.6 million. That ...

From iconic Yosemite and Yellowstone to growing gems like Hot Springs, get travel tips, top hikes, and the best times to ...

Shoshone Lake in Yellowstone National Park is huge, but it’ll take some work to get there. There are no roads to it, which ...