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

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

NASA's New Horizons spacecraft made history by flying past Pluto, sending back groundbreaking data that would change our ...

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

Viral social media claims of an imminent Yellowstone supervolcano eruption, triggered by a misleading bear video, have been ...

Ice-blue in color, warm in temperature and a little larger than a backyard hot tub, the pool is the newest known feature to bubble up in Yellowstone’s simmering hydrothermal landscape. It has yet to ...

Beneath Yellowstone’s stunning surface lies a hyperactive seismic world, now better understood thanks to machine learning. Researchers have uncovered over 86,000 earthquakes—10 times more than ...

Yellowstone is not just a beautiful park. It is also one of the most dangerous volcanos in the world, and scientists recently ...

A new light blue hot spring has formed in Yellowstone’s Norris Geyser Basin after months of small hydrothermal explosions.

Located in the Yellowstone’s Porcelain Basin, the new thermal feature is believed to have appeared on Christmas Day ...