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

Steamboat Geyser holds an elusive reputation for its prolonged periods of dormancy followed by abrupt episodes of re-awakening.

This less-visited Wyoming wilderness area, known as 'The other volcanic range' in Yellowstone, is known for stunning mountain ...

If you don't get to see it, there are more than 500 active geysers located within Yellowstone National Park, including Old Faithful. Established in 1872, Yellowstone National Park was the world's ...

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 ...

Grand Geyser, located in Yellowstone’s Upper Geyser Basin, is the tallest predictable geyser in the world. It erupts in breathtaking displays that can reach up to 200 feet high, lasting anywhere from ...

The Steamboat Geyser at Yellowstone National Park can spout 300 feet of scalding water into the air, a feature of the world's tallest active geyser. That is known. What isn't known is why is the ...

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 ...

On Monday morning, a 17-year-old male suffered what Yellowstone National Park officials say are “significant thermal burns” to his foot and ankle area in the vicinity of Lone Star Geyser near Old ...

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