Deep in the heart of Yellowstone National Park, audio recorders roughly the size of hardcover books are documenting wolf ...

A tour group watched a pack of wolves unsuccessfully try to take down a bison in Yellowstone National Park this past weekend.

Now that the new 1,285-foot-long, 180-foot-tall Yellowstone Bridge is finished, demolition crews are dismantling the ...

Make the most of your visit to this beautiful national park that spans three U.S. states.

The world's largest acidic geyser has begun erupting again in Yellowstone after slumbering for over five years, the national ...

The latest Yellowstone Resources and Issues Handbook lacks climate change section for the first time in nearly two decades.

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Springtime can only mean one thing for Yellowstone National Park: The newborn baby animals are coming out to play.

A scenic view of Yosemite National Park. A brand-new discovery in a popular national park has “explosive” beginnings. Geologists in Yellowstone National Park recently discovered a new thermal pool, ...

YELLOWSTONE NATIONAL PARK — Yellowstone National Park staff say they trapped and killed a food-conditioned grizzly bear on Wednesday after it sought out human food several times in developed areas of ...

Thanks to a pointed lesson — literally — from an unexpected teacher, a tourist learned the hard way that ignoring the rules ...

A New Jersey resident is on the mend after a shocking end to his visit to Wyoming. Park officials said in a news release that the bison charged at the man at around 9:45 a.m. local time in the Old ...