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

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

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 ...

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 ...

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

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

A 17-year-old was taken to a hospital after burning his foot in a thermal area in Yellowstone National Park earlier this week ...

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