Yellowstone is a dynamic geologic system—the one constant is change. This is demonstrated daily by hydrothermal activity ...

Summer at Yellowstone National Park usually means gridlocked traffic and booked-up lodges. A winter trip takes effort, but ...

Yellowstone National Park is one of the most popular and fascinating parks in the U.S. Naturally, there are quite a few ...

Learn more about the Norris Uplift Anomaly at Yellowstone National Park and how advanced monitoring systems helped researchers spot it again.

A boy was sent to the hospital and treated for burns after breaking through the thin crust above thermal water. A 17-year-old tourist visiting Lone Star Geyser in Yellowstone National Park suffered ...

The same geyser that erupted last summer in a hydrothermal explosion in Yellowstone National Park was recorded erupting again, video shows. “Small eruption from Black Diamond Pool, site of a ...

Tourists traveling by plane over Yellowstone National Park on Thursday were treated to a rare and magnificent view of the world’s tallest active geyser shooting steam 400-plus feet skyward. The ...

Lassen Volcanic National Park, about a four-hour drive north of San Francisco, feels like a secret getaway.

Melissa Block talks to a Yellowstone park visitor who was lucky enough to see Steamboat Geyser erupting for the first time in eight years. Yellowstone Geyser Erupts After Years Of Silence MELISSA ...

The same geyser that erupted last summer in a hydrothermal explosion along a Yellowstone National Park boardwalk was caught erupting on video again thanks to a newly-installed webcam to track the ...