For decades, researchers in and around Yellowstone National Park have used seismic waves — imagine giving the region an MRI — ...

That movement has now left one pool of molten material on the west of the caldera disconnected from any heat sources, which ...

The giant supervolcano that lies under Yellowstone National Park is cooling off in the west but staying hot in the northeast.

U.S. News Insider Tip: Visitors need to use caution, especially with kids, when walking along boardwalks in geothermal areas of Yellowstone ... along with maps and other information.

A group of local residents in the Topanga Canyon area of Los Angeles had formed a group called “Heat Hawks” to assist ...

Large explosive eruptions occur in Yellowstone around once every 700,000 years, according to the U.S. Geological Survey.

The Moab to Mojave Conservation Corridor stretches 600 miles from California to Utah, making it the largest connected and ...

Seismicity maps show several north-northwest ... to appreciate the landscape you are traversing. Those areas today exemplify what Yellowstone used to look like a few million years ago.

It covers an area about 30 by 45 miles. The findings mean that the future of volcanic activity at Yellowstone is in the ... that produces more precise maps of the large reservoirs of magma under ...