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

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

YELLOWSTONE NATIONAL PARK, Wyo. — A new thermal vent spewing steam in the air at Yellowstone National Park is gaining attention, mainly because it's visible from a road rather than any significant ...

Geologists say the underground blast at Yellowstone on July 23 was caused by a buildup of steam and hot water, which propelled rocks hundreds of feet into the air. Reading time 2 minutes Geological ...

Visitors ran for safety at Yellowstone National Park after a hydrothermal explosion sent rock and steam spewing into the air north of the Old Faithful geyser Tuesday, park officials said. There were ...

Geyser watchers and park visitors are amused by Steamboat’s spectacular eruptions that can shoot water, steam, mud, and rock 300 feet or more into the air. The world’s tallest geyser — Steamboat ...

Editors Note: This story features a video of the explosion that contains profanity. A large explosion sent visitors running down the boardwalk of one of Yellowstone National Park's famed thermal pools ...

This is a photograph of Twin Buttes in Lower Geyser Basin looking to the northwest, with Excelsior Geyser of Midway Geyser Basin in the foreground. Twin Buttes is a thermal kame that formed when ...