In geology, even small layers can tell big stories. But figuring out the origins of such small layers can be a challenge, ...

In geology, even small layers can tell big stories. But figuring out the origins of such small layers can be a challenge, ...

Discover the raw beauty of Yellowstone National Park in this immersive 4K experience. See the iconic Old Faithful geyser ...

The formation of Heart Mountain near Cody is a story of a block of rock the size of Rhode Island moving at 700 mph, an ...

“The Yellowstone system is one that’s been stagnant for a long time.” The volcano’s largest eruption, which earned it the title of a supervolcano, occurred 2.1 million years ago.

The predictable geyser draws crowds of people every 60-125 minutes eager to witness its eruption. Although one of the most ...

Tourists and officials were startled by a hydrothermal explosion at Black Diamond Pool in July 2024. Geoscientists are ...

Based on a recent study by members of the U.S. Geological Survey using a model called Ash3D, a Yellowstone eruption could dump from 40 to 70 inches of ash on Billings — more than 3 to 5 feet.

YELLOWSTONE NATIONAL PARK — A small eruption at Yellowstone National Park was recently caught on camera, but scientists say it’s just the latest in a series of blasts they’ve been tracking ...

This frame capture of a video from a webcam shows a small eruption emanating from Black Diamond Pool in Biscuit Basin, a subbasin of Upper Geyser Basin in Yellowstone National Park, on May 31, 2025.

The most recent eruption at Yellowstone happened about 630,000 years ago. It was massive and left a giant crater known as a caldera.

Ain’t no mountain high enough to keep tourists from getting to you at Great Smoky Mountains National Park, the most popular ...