It’s what WYDOT officials have expected since the Elk Fire burned nearly 100,000 acres in the Bighorn Mountains last fall. Heavy rain caused a mud ...

Dustin Mulvaney traces the current deregulatory bonanza that the Trump administration has unleashed on public lands and ...

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

View looking northwest at a new thermal pool in the Porcelain Basin area of Norris Geyser Basin, Yellowstone National Park, that probably formed in a series of mildly explosive events between late ...

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

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 109°F.

In Yellowstone National Park, a hydrothermal explosion has formed a new hole, filled with chalk blue water that’s hotter than a warm bath. A team of USGS geologists discovered the new pool in April ...

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 ...