Yellowstone’s magma chamber is mostly made of a light-colored rock called rhyolite. It spreads out over an area roughly 55 miles long and 30 miles wide and reaches down to a depth of about 10 miles.

Editor's note: Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Blaine McCleskey, ...

On Saturday night, an eruption from the Black Diamond Pool in Yellowstone National Park shot up about 20 feet, according to the Yellowstone Volcano Observatory. On May 14, scientists had ...

PHOTO BY AUBREY HALE • Dr. Sims and students uncover Yellowstone, Henry Fork eruption insights In a recent interview on the Weekday Wake-Up, Chad Baldwin showcased cutting-edge research on Yellowstone ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Campi Flegrei's hidden layer may explain the period restlessness that researchers have been ...

Taylor Sheridan, the showrunner for Yellowstone and its universe of spin-offs, Landman, and Lioness, along with his partners David Glasser and Dan Schryer, finally announced that they have purchased ...

This boulder is the largest that is confirmed to have been part of the July 23, 2024, hydrothermal explosion from Black Diamond Pool, Biscuit Basin, Yellowstone National Park. The tape measure is 50 ...

Most tremors were part of minor swarms near West Yellowstone, Montana. Geologists also observed about 3 cm of ground sinking, or subsidence, in the caldera since October, a continuation of a long ...