Add Yahoo as a preferred source to see more of our stories on Google. A long-dormant geyser in Yellowstone National Park erupted for the first time in decades, and a lucky geyser enthusiast was there ...

A visitor to Yellowstone National Park on Tuesday morning captured video of a dramatic hydrothermal eruption at one of the park’s geysers. The National Park Service said in a news release that “a ...

The spectacular steam and water fountains erupting from geysers makes tourists go "ooh" and "aah," but they present a plumbing problem for scientists: What goes on underground beneath a geyser?

A geyser in Yellowstone National Park erupted in a hydrothermal explosion right next to tourists on a boardwalk in the Wyoming park, video shows. Screenshot from Vlada March's video on Facebook UPDATE ...

Video shows a bison completely unfazed by Old Faithful geyser eruption at Yellowstone National Park. Screengrab from Storyful A stoic bison didn’t care at all that an iconic geyser was exploding ...

A long-inactive geyser in Yellowstone National Park erupted for the first time in decades, and a lucky geyser enthusiast was there to see it. Photo by Graham Meech on Facebook A long-dormant geyser in ...

A long-dormant geyser in Yellowstone National Park erupted for the first time in decades, and a lucky geyser enthusiast was there to see it. Graham Meech, a former president of the Geyser Observation ...