Yellowstone's Largest Geyser Erupts 3 Times, Puzzling Scientists

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.

(Image credit: Sean Sperry/AP)

Source: npr
Yellowstone's Largest Geyser Erupts 3 Times, Puzzling Scientists