Yellowstone, a popular tourist destination and namesake of an equally popular TV show, was the first-ever national park in ...

Yellowstone National Park is huge: 2,221,766 acres or 3,437.5 square miles, over twice the size of the state of Rhode Island.

The National Parks Service has confirmed that wildlife is not leaving Yellowstone National Park in "large numbers" after an ...

A proposal by a Wyoming Republican representative to remove Endangered Species Act protections from Yellowstone grizzly bears ...

Each color relates to a range of numbers associated with air quality on a scale designated by the Environmental Protection ...

Geologists working in Yellowstone National Park discovered a new pool of strange light blue water this spring. Using ...

Nearly a dozen rivers in western Montana and a handful of rivers inside the borders of Yellowstone National Park are under restrictions as biologists seek to reduce angling-related sources of ...

Oversight was loosened as the camp operated and expanded in a dangerous flood plain in the years before the floods, a review ...

Summer is in full swing and that means the heat isn't going away anytime soon. But one way to beat the heat is by heading to ...

‘Superman’ star Nathan Fillion staunchly defends his character’s extreme hairstyle: ‘I was team bowl cut the whole way’ The ...

Hikers from across the country opted to use their vacations to assist Bureau of Land Management employees build a new section ...