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

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

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

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

On April 10, 2025, geologists from Yellowstone National Park were conducting routine maintenance of temperature logging ...

Yellowstone is home to the world's largest and most densely packed collection of thermal features, with more than 10,000 geysers, hot springs, mud pots and steam vents spewing water, mud and gas.

or alkaline (pH greater than 7), including almost all of the geysers and hot springs in the famous thermal basins along the ...

Made of thermal mud, glycerin and bamboo powder, this gentle 3-in-1 bar deeply cleanses, exfoliates and heals without stripping skin of its essential oils.

This article was originally published with the title “ The Thermal and Mud Baths of Acqui, Italy ” in SA Supplements Vol. 41 No. 1044supp (January 1896), p. 16691 doi:10.1038 ...