There’s a new milky blue pool in Yellowstone National Park.

The blue water spring is about 13 feet in diameter and 1 foot below the rim, USGS said. The water in the pool was measured at ...

A new hole was discovered in Yellowstone National Park in April 2025, when geologists performed routine maintenance at the ...

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

In April, when Yellowstone National Park geologists made their first visit this year to the Norris Geyser Basin, they ...

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

Geologists working in Yellowstone National Park discovered a new pool of strange light blue water this spring. Using ...

A routine temperature check at the Norris Geyser Basin in Yellowstone National Park led geologists to discover a new blue ...

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

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