More geological changes are occurring at Yellowstone National Park, as another hole forms in one of the park's basins.

Ice-blue in color, warm in temperature and a little larger than a backyard hot tub, the pool is the newest known feature to bubble up in Yellowstone’s simmering hydrothermal landscape. It has yet to ...

A supervolcano is located at Yellowstone National Park. Here's what happens to North America and the rest of the world if ...

Last April, geologists conducting routine maintenance at temperature logging stations in Yellowstone National Park’s Norris ...

A hydrothermal explosion has created a 13-foot blue water feature in Yellowstone National Park. The explosion appears to have ...

Yellowstone National Park, renowned for its geothermal features and volcanic history, is beginning to show signs of renewed ...

Yellowstone National Park announced Monday the discovery of a new 13-foot baby blue hot spring. It emerged with little ...

A 13-foot-wide hot pool formed over the winter in one of Yellowstone’s most active areas, and it could offer new insights ...

"The discovery emphasizes the dynamic nature of Yellowstone's thermal activity," Yellowstone Volcano Observatory's Mike ...

The bison died in the boiling waters of the Grand Prismatic Spring. This happens from time to time, but usually not in front of a crowd.

Wildlife movements in Yellowstone are normal seasonal behaviours; recent videos are misinterpreted, and experts confirm no ...

Yellowstone National Park geologists identified a new thermal feature in Norris Geyser Basin. It may have coincided with a ...