"The discovery emphasizes the dynamic nature of Yellowstone's thermal activity," Yellowstone Volcano Observatory's Mike ...

Christmas came early for geologists at Yellowstone National Park this April when a regularly scheduled survey resulted in finding a new thermal feature at one of the most famous national parks.

Last April, geologists conducting routine maintenance at temperature logging stations in Yellowstone National Park’s Norris ...

Yellowstone National Park announced Monday the discovery of a new 13-foot baby blue hot spring. It emerged with little ...

One of Yellowstone National Park’s most beloved grizzly bears, known to fans as “Raspberry,” has not been seen in nearly two ...

See fall snowstorm blanket Yellowstone National Park, create majestic display While a fall snowstorm forced some road closures, visitors to the Wyoming park were able to enjoy the beauty safely on ...

BILLINGS – Gliding across fresh powder with only the sound of a swish of skis on snow, it’s easy to be inspired by the quiet beauty of Yellowstone National Park in the winter.

The ground team in Yellowstone National Park searches the west flank of Eagle Peak for Austin King, ... Snow, ice, 6-foot drifts hamper search for missing Yellowstone National Park hiker.