In 1995, a bold decision was made that would forever change the course of Yellowstone National Park's ecosystem and economy. The U.S. government reintroduced 14 Canadian wolves into the wild, a move ...

The unsettling 13-foot gap is located at Norris Geyser Basin - one of the hottest, oldest and most dynamic of Yellowstone's ...

Yellowstone National Park closed the Madison River, the Firehole River and the Gibbon River downstream of Norris Campground, ...

More geological changes are occurring at Yellowstone National Park, as another hole forms in one of the park's basins.

A new light blue hot spring has formed in Yellowstone’s Norris Geyser Basin after months of small hydrothermal explosions.

The blue water spring is about 13 feet in diameter and 1 foot below the rim, USGS said. The water in the pool was measured at ...

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

Christmas came early for geologists at Yellowstone National Park this April when a regularly scheduled survey resulted in ...

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

Last April, geologists conducting routine maintenance at temperature logging stations in Yellowstone National Park’s Norris ...

Scholars and schoolchildren alike have generally classified animals by the foods they eat: carnivores eat meat; browsers ...

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