Montana is suing Yellowstone National Park over a plan to increase the number of bison in and around the park and establish greater tolerance for their presence outside its boundaries.

Tourists at Yellowstone National Park recently witnessed a shocking and heartbreaking event. In a tragic Yellowstone bison death, a large bull wandered into a geothermal area, lost its footing, and ...

In geology, even small layers can tell big stories. But figuring out the origins of such small layers can be a challenge, ...

A park ranger from Yellowstone National Park has held the world record for the largest bison skull in the Boone and Crockett ...

"The calf swam across the river and, thinking the wolves were gone, decided to swim back. Unfortunately, 3 wolves were ...

Sitting in an old-growth spruce fir forest, Doug Smith says he can see first-hand the impact of reintroducing wolves on the ...

On the morning of June 21, visitors at Grand Prismatic Spring in Yellowstone National Park observed a bison slip into a ...

A bystander shared a startling video of a toddler getting dangerously close to a massive bison at Yellowstone National Park.

Yosemite and Yellowstone, two iconic American national parks, offer distinct experiences. Yosemite boasts dramatic, cinematic ...

The grandest of American animals has signed a letter of intent to play for Indiana University. All sports, football, basketball, swimming, all of the time. The ultimate in versatility.

A pair of baby bison ran off, what appeared to be the "zoomies," as the adults around them continued to graze without batting ...

"Today we found ourselves in the [stampede] as hundreds of Bison rushed past our safari vehicle, completely surrounding us!" ...