America’s First National ParkYellowstone National Park holds the title of being America's first national park, and it was ...

Yellowstone National Park is a popular destination for geology field trips. It’s easy to see why—the dynamic landscape ...

Researchers are urging Yellowstone officials to invest in greater protection after the findings of a new report ...

A new study highlights how life possibly evolved prior to and during the rise of Earth’s oxygenated atmosphere.

Thousands of seasonal jobs at national parks across the U.S. are on hold on orders from the Trump Administration, leaving park workers with more questions than answers.

Yellowstone's magma system shows new activity, with the northeast sector possibly hosting future volcanic activity.

Yellowstone National Park's nearly 3,500 square miles seep slightly across state borders into Montana and Idaho, but its major attractions are contained in the northwest corner of Wyoming.

New research shows that dead trees in Yellowstone National Park may pose a greater fire danger than previously suspected.