Three decades after wolves were reintroduced in Yellowstone National Park, aspen stands are recovering, a new analysis ...

"Do people think Yellowstone is a zoo?" Video captures tourists pressing their luck with massive wild animal at Yellowstone ...

A teenage boy visiting Yellowstone National Park was seriously burned when his foot broke through the ground near a geyser by ...

YELLOWSTONE NATIONAL PARK - Crews are fighting a new wildfire Wednesday evening in the southwest corner of Yellowstone ...

Photos of the incident show the man casually walking across the park's delicate protected bacterial mats to collect fallen ...

The teenager, a 17-year-old boy, was hiking on Monday in the thermal area near the Lone Star Geyser, which is in the same ...

Firefighters in Yellowstone National Park are actively battling the Ash Fire burning in the park's remote southwest corner.

A 17-year-old boy has suffered “significant thermal burns” near a geyser close to Old Faithful in Yellowstone National Park, officials said.

A teenager suffered what officials called “significant thermal burns” after he broke through crust near a geyser at ...