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 ...

USGS geologists discovered something odd in Yellowstone National Park: a massive new hole in the ground that's filled with ...

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 ...

The move is to protect the park’s native and wild trout fisheries. High temperatures and low river flow must improve until ...

Yellowstone National Park closed the Madison River, the Firehole River and the Gibbon River downstream of Norris Campground, ...

Yellowstone doesn't have mountaineering opportunities, while climbing the iconic Grand Teton (Teton Range's highest peak) is ...

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

A mysterious blue water-filled hole appeared in Yellowstone's Norris Basin, caused by small explosions, but poses no ...

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

A bison died after it appeared to stumble into a popular hot spring, where temperatures reach 192 degrees Fahrenheit, while tourists watched on at Yellowstone National Park1.

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