Beneath Yellowstone’s stunning surface lies a hyperactive seismic world, now better understood thanks to machine learning. Researchers have uncovered over 86,000 earthquakes—10 times more than ...

The stunning natural beauty, abundant wildlife, and fun outdoor recreation of Glacier and Yellowstone render them two of America's most popular national parks, which can lead to issues with crowds.

Going to a popular destination doesn't have to mean you'll be overwhelmed by crowds -- as evidenced by this breathtaking trail leading to a geyser.

Yellowstone, a popular tourist destination and namesake of an equally popular TV show, was the first-ever national park in ...

Yellowstone National Park is huge: 2,221,766 acres or 3,437.5 square miles, over twice the size of the state of Rhode Island.

Geologists working in Yellowstone National Park discovered a new pool of strange light blue water this spring. Using ...