Yellowstone National Park's largest geyser, Steamboat, is puzzling scientists after it erupted for the eighth time since March. The most recent eruption, occurring at 9:04 a.m. on Monday morning ...

The largest active geyser in the world just erupted for a 5th time this year, puzzling Yellowstone National Park scientists and leaving more questions than answers as to the recent activity.

Yellowstone's Steamboat Geyser, which is the world's largest active geyser, has erupted three times in the past two months. The last time Steamboat erupted three times in one year was 2003.

The Steamboat Geyser at Yellowstone National Park is no Old Faithful. The world’s tallest active geyser – whose major eruptions shoot water more than 300 feet into the air – is known to be ...

Steamboat Geyser as seen during its last major eruption, on September 4, 2014. Jim Peaco/Yellowstone National Park/Flickr. According to Vicki Regula, a public affairs assistant at Yellowstone ...

Per Reuters, scientists say that there is no sign the increased frequency of eruptions at Steamboat Geyser is an indication the Yellowstone caldera—a massive volcanic crater formed by the last ...

BILLINGS — One of Yellowstone National Park’s largest geysers shot to life early Monday morning, an eruption that would have occurred in the dark if not for a full moon.

YELLOWSTONE NATIONAL PARK, Wyo. --Yellowstone National Park geologists have reported the third eruption from the world's largest active geyser in the past six weeks.

One of Yellowstone National Park’s largest geysers shot to life early Monday morning, an eruption that would have occurred in the dark if not for a full moon.

BILLINGS -- One of Yellowstone National Park’s largest geysers shot to life early Monday morning, an eruption that would have occurred in the dark if not for a full moon.