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

A video of bears in a South Dakota-based wildlife park was misleadingly shared as a video of bears leaving Yellowstone in ...

However, this was not a video of Yellowstone mountain lions migrating south to Utah. There was no evidence that the park's ...

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

Experts can't verify for certain if a grizzly carcass recently found in Yellowstone is that of well-known "Raspberry," who ...

Experts can't verify for certain if a grizzly carcass recently found in Yellowstone is that of well-known "Raspberry," who ...

Why are the animals leaving Yellowstone National Park? Videos featuring mountain lions, bears and more go viral after the ...

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.

These trails also range from the easiest hikes you can do in Yellowstone to some backpacking challenges for seasoned hikers. Even Yellowstone's most underrated trail can be found in Wyoming. It's the ...

Science Moms works to demystify climate change and motivate moms to demand plans and solutions that will protect the planet for their kids—and their kids from dangerous, climate-change fueled extreme ...

The National Weather Service has placed much of the region under a Tornado Watch through 11 p.m. Friday.