J.Lo was seen dancing with friends at a bar in Aspen, Colorado, and was soon joined by fellow celebrity Kevin Costner.

A hiking guide who leads excursions in Yellowstone National Park paused for a photo opportunity recently and later asked his ...

This aerial photo released by the National Park Service shows the damaged Biscuit Basin boardwalks after a hydrothermal ...

Now that "Yellowstone" has aired its final episode, the next show in Taylor Sheridan's universe will star Michelle Pfeiffer ...

Some of the largest volcanic eruptions on the planet have occurred at Yellowstone National Park, and scientists have ...

The suit concerns brucellosis, a bacterial disease that infects cattle, swine, goats, sheep and dogs and can spread to humans ...

The giant supervolcano that lies under Yellowstone National Park is cooling off in the west but staying hot in the northeast.

New mapping of the magma lying beneath Yellowstone National Park sheds light on where volcanic activity is shifting, and the ...

The post California's Own 'Yellowstone'? 2,000-Acre Napa Valley Ranch Is Listed for $100 Million After 87 Years of Family ...

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

The National Park Service’s plan to increase bison herd sizes has drawn criticism from state officials concerned about disease transmission.

I think when you make something that you’re really proud of, it almost doesn’t matter what everybody else thinks. And that’s ...