Park rangers arrested a tourist after he walked onto the Old Faithful geyser and apparently urinated into it in front of hundreds of horrified tourists at Yellowstone National Park. Video of the ...

After its Sept. 15 eruption, a photo shows Ear Spring hot spring in Yellowstone still boiling the next day, with rocks and other debris scattered after the ejection shot them out of the spring, ...

The tragic accident took place in 2016, when 23-year-old Colin Scott and his sister Sadie were exploring the park's ...

The geyser basins of Yellowstone National Park are clearly marked with signs warning people to stay off the geyser basins. With good reason. People have been boiled alive in the park's thermal springs ...

Part of a human foot and a shoe have been found in a hot spring in Yellowstone National Park. The remains were uncovered by a park employee on August 16, at the Abyss Pool, located in the south of the ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Michael Poland, geophysicist with the ...

A Yellowstone geyser made its largest eruption in about 60 years last month when it shot water about 30 feet into the air, the U.S. Geological Survey said last week. The eruption, which occurred on ...

When watching a natural geyser erupt, the last thing spectators expect is to see garbage rain down. But those who watched Yellowstone’s Ear Spring geyser erupt on September 15 had an unusual ...