It happened on Saturday morning, June 21, at the park’s Grand Prismatic Spring, Michael Poland, geophysicist with the U.S. Geological Survey and scientist-in-charge of the Yellowstone Volcano ...

Tourists watched in horror as a hot spring in Yellowstone National Park boiled a bison alive on Saturday, The Cowboy State ...

Dozens of Yellowstone National Park visitors were shocked to witness the death of a bison that slipped into the scalding waters of the Grand Prismatic Spring last weekend. Around 7:30 a.m. Saturday, a ...