The arrival of the coldest air in a year for us in Western Colorado on Saturday will bring a chance for snow with it.

Deep within the Yellowstone Caldera, the bowl-shaped rock cauldron at the heart of Yellowstone National Park, there’s a clue ...

Large explosive eruptions occur in Yellowstone around once every 700,000 years, according to the U.S. Geological Survey.

The second (Mesa Falls) was 800,000 years later ... in the lower crust are heating chambers of rhyolitic melt in the upper crust. These are now concentrating in Yellowstone’s northeast.

GRAND JUNCTION, Colo. (KJCT) - Clouds are gradually filling in overhead, but some sun may peek through in clear spots. Those ...

Congressman Michael Baumgartner, who voted in favor of the bill, said it is a step forward in “strengthening our national ...

Forget the Grand Canyon – Arizona’s real wonder is its collection of mini-golf courses that are wilder than a cactus in a ...

Hit the road in Arizona to experience seven amusement parks that deliver nonstop thrills and adventure. Our first stop takes ...