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 ...

What if you only had a day or two to spend in Yellowstone National Park? Where would you go? What would you photograph? If ...

The bizarre act erupted on the chamber floor to celebrate Black Drag Queens, according to Rep. Dwayne Yunker, who blasted the ...

The visitor, a 30-year-old man, got too close to the cliff’s edge near the Byron Ledge Trail at around 9 p.m. on June 11.

A bison gored a man Tuesday after a large group of visitors got too close to the animal in Yellowstone National Park, ...

An overview of Yellowstone’s volcanic history: An eruption timeline. There have been three eruptions from Yellowstone in the past 2.1 million years. The most recent eruption transpired about 640,000 ...

The volcano is located about 9,742 kilometers (6,053 miles) from Yellowstone National Park, but the signals from that violent eruption are clearly seen on many stations in the Yellowstone Seismic ...

For decades, researchers in and around Yellowstone National Park have used seismic waves to map the hot mush below the Earth’s surface. Now, they're adding more to that toolkit.

Predicting the frequency of a major Yellowstone eruption requires factoring how often such events happen within a given time period. “Based on our current knowledge of Yellowstone’s eruptive history, ...

The first volcanic eruptions from the Yellowstone region began at least 2.2 million years ago, and the first of three great caldera-forming eruptions — that which deposited the Huckleberry Ridge ...

Steamboat Geyser eruption seen through the trees in Yellowstone National Park on September 17, 2018. (Photo by Jacob W. Frank/ National Park Service) The Yellowstone region today is wonderland. It ...