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

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

(AP) Old Faithful it’s not. Yellowstone National Park’s Steamboat Geyser the world’s tallest has erupted for the first time in more than eight years. Park geologist Hank Heasler (HESS-ler) says ...

YELLOWSTONE NATIONAL PARK, Wyo. — Late last year, Jeff Carter happened upon Steamboat Geyser, the tallest active geyser in the world, just before it erupted. “It was so much louder and higher and ...

In some past years, Steamboat Geyser at Yellowstone National Park has erupted dozens of times. This year, the massive geyser hasn’t had a major eruption since Feb. 3. Experts are stumped, and do not ...

(Reuters) - The world's largest active geyser has erupted three times in the past six weeks at Yellowstone National Park, including once this week, in a pattern that is unusual but not at all ...