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 ...

For years, public imagination has fixated on Yellowstone as the ultimate natural doomsday machine, a supervolcano waiting to ...

The same geyser that erupted last summer in a hydrothermal explosion along a Yellowstone National Park boardwalk was caught erupting on video again thanks to a newly-installed webcam to track the ...

Yellowstone is a dynamic geologic system—the one constant is change. This is demonstrated daily by hydrothermal activity ...

New research shows weak black hole activity in red geyser galaxies prevents star formation despite ample gas, using observations of inflows, outflows, and galaxy interactions.

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 ...