A partly sunny and humid Friday with highs in the mid-80s and the chance for scattered showers and thunderstorms later this ...

The National Park Service is clearing up any misconceptions on whether wildlife is migrating away from Yellowstone National ...

MAMMOTH HOT SPRINGS, Wyo.– A female adult black bear in Yellowstone National Park was euthanized on Friday after "concerning ...

There’s a new milky blue pool in Yellowstone National Park.

At approximately 5 p.m. July 11, Yellowstone National Park staff lethally removed an adult female black bear following a ...

Wildlife movements in Yellowstone are normal seasonal behaviours; recent videos are misinterpreted, and experts confirm no ...

More geological changes are occurring at Yellowstone National Park, as another hole forms in one of the park's basins.The hole is a blue water spring, discovered by geologists in April as they ...

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 109°F.

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 ...

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