Steamboat Geyser eruption not witnessed from ground, but photographer in a plane captures footage next morning.

Yellowstone's supervolcano, nestled beneath Wyoming's expansive terrain and extending into Montana and Idaho, continues to ...

Although the Yellowstone hotspot burned a swath of volcanic chaos across southern Idaho during the past 17 million years, it ...

In a region famous for its sometimes pretentious wine culture, Calistoga maintains a refreshingly laid-back vibe that feels like stepping back in time to a simpler California. The moment you cruise ...

Yellowstone National Park feels like a living Earth museum, where bubbling geothermal wonders, sweeping valleys full of ...

Yellowstone’s volcanic heart is one of the largest magmatic systems on Earth, yet the park’s steaming vents and geysers are ...

Mountain building occurred all around the Yellowstone region and highlights a tortured geological history of uplift and volcanism. The Gallatin Range, just northeast of Yellowstone Caldera, is an ...

The following is taken from information posted by the U.S. Geological Survey on social media. Morning “kablooey” at Black ...

Travel reporter John Bartell takes viewers on a scenic journey through some of his favorite hot springs and geysers in California and Oregon.

Kablooey!” That’s the word U.S. Geological Survey volcanic experts used to describe a muddy eruption at Black Diamond Pool in Yellowstone National Park on Saturday morning. Video shared by ...

New research in Yellowstone National Park has found a connection between earthquake swarms and the chemical reactions needed ...