But the eruptions left behind a new thermal pool. Ice-blue in color, warm in temperature and a little larger than a backyard hot tub, the pool is the newest known feature to bubble up in Yellowstone’s ...

On Monday afternoon, the U.S. Geological Survey announced the discovery of a new geothermal pool in Yellowstone National Park ...

Get ready for a little Christmas in July: There’s a new baby blue pool in Yellowstone National Park, and science suggests it started forming on the winter holiday.

A manhole at the 28th Street station on the 1 line turned into a geyser during Monday night's torrential downpour. It wasn't ...

In what year was Yellowstone National Park established as the world's first national park? Test your knowledge of Yellowstone National Park! Attempt this GK quiz on its location, wildlife, and facts ...

Canyon Lodge is the largest National Park Service lodge in Yellowstone National Park, with more than 500 rooms and cabin ...

The 44-year-old tourist from Seattle left the boardwalk and viewing area around Old Faithful and walked about 10 feet onto the geyser’s cone, the U.S. Attorney’s Office for the District of ...

Yellowstone National Park attracts visitors from around the world, and it is one of the top national parks in the U.S. It’s a world-class outdoor destination with amazing scenery, top wildlife viewing ...

A tourist received jail time after she ventured off the boardwalk and about 10 feet onto the cone of the Old Faithful geyser at Yellowstone National Park, federal officials said. Photo by Judy ...

A tourist received jail time after she ventured off the boardwalk and about 10 feet onto the cone of the Old Faithful geyser at Yellowstone National Park, federal officials said. Photo by Judy ...