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 ...

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

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 ...

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

Learn about the new hydrothermal feature that appeared last winter in Yellowstone National Park, possibly on Christmas Day.

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

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

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

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

Get ready for a little Christmas in July: There’s a new baby blue pool in Yellowstone National Park, and science suggests it started forming on the winter holiday.

In a surprising discovery last April, geologists working at Yellowstone National Park’s Norris Geyser Basin uncovered a previously undocumented thermal pool. Found during routine maintenance at ...