Meet Ahvaytum bahndooiveche, a dinosaur slightly larger than a chicken, with a long tail, beaklike mouth and feathers. It ...

In the northwest corner of the valley, Jackson Hole Mountain Resort is a destination unto itself. The primary resort area in the valley, this property boasts various hotels, condos and vacation ...

The International Geoheritage Site designation identifies such sites as being of the highest scientific value.

For much of the 20th century, dinosaurs had been thought of as lumbering, lizard-like animals. The surprising findings at Egg Mountain suggested dinosaurs were more dynamic and social than previously ...

The remains of the earliest dinosaurs may lie undiscovered in the Amazon and other equatorial regions of South America and Africa, suggests a new study.

Many think dinosaurs first emerged on land well south of the equator that now forms part of Argentina and Zimbabwe, but they may have actually arisen in tougher conditions near the equator ...

For more than 40 years, an area of Cretaceous rock exposures in northwest Montana has been the site of exciting fossil discoveries, including ones ...

A significant area of Cretaceous rock exposures in northwest Montana has been recognized as an International Geoheritage Site, Montana State University announced on Thursday.

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