Ice-blue in color, warm in temperature and a little larger than a backyard hot tub, the pool is the newest known feature to ...

"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 ...

While beauty is in the eye of the beholder, the breathtaking scenery of America's national parks is undeniable. Among America's most beautiful national parks are Montana's Glacier and Wyoming's ...

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

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

Beneath Yellowstone’s stunning surface lies a hyperactive seismic world, now better understood thanks to machine learning.

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

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

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Behnaz Hosseini, geoscientist ...