Geothermal debris is a more common problem than you might think: Already this year, park staffers have removed more than ...

Whoops! Yellowstone geologists pull 300 hats from hot springs - Park visitors should ‘hold on tight’ to their hats and stay ...

A specialized team of scientists says they've collected over 300 hats, amid 13,000 pieces of trash blown into the vast ...

Some of the prime attractions that make Yellowstone National Park stunning and unique are the park’s 10,000-plus hydrothermal ...

Geologists at Yellowstone National Park have already collected more than 300 hats from the park’s hot spring areas this year ...

From hats infiltrating Yellowstone’s geysers to a new speed record on the Grand Teton, Outside is rounding up the biggest news of this week ...

A bison in Yellowstone National Park appeared to stumble into the scalding water of Grand Prismatic Spring, causing its death as tourists looked on during the park's busiest season. The bison fell ...

A bison in Yellowstone National Park appeared to stumble into the scalding water of Grand Prismatic Spring, causing its death as tourists looked on during the park's busiest season. The bison fell ...

During this cleanup drive, the team has completed a hike of about 1,300 miles and recorded more than 11,000 miles of driving.

Bison migrations enrich soil and plant nutrition. Their grazing enhances ecosystem diversity. On Aug. 28, researchers from Washington and Lee University, the National Park Service, and the University ...

The hiker who was attacked Tuesday is expected to survive but suffered injuries to his arm and chest, park officials said. It ...