Caldera Chronicles

Last week, flooding at Yellowstone caused catastrophic damage in the region, destroying homes, roads, and bridges, and isolating entire communities...

Studies of sediment on the floor of Yellowstone Lake reveal a dynamic history marked by some of the largest-known hydrothermal explosions on Earth...

Yellowstone National Park is known for its impressive thermal features and abundant wildlife, including bears, wolves, and bison. But did you know the...

The Yellowstone Volcano Observatory consortium recently held its first in-person meeting in 4 years.  The workshop provided a chance not only to...

Visitors to many National Parks in the USA notice and enjoy the iconic buildings made with local materials. These structures are so unique that the...

May means the start of geological field work in Yellowstone, and the Yellowstone Volcano Observatory has a lot planned for 2022!

For the first time in two years, Yellowstone National Park visitors will be able to drive from Tower to Canyon Junctions across Dunraven Pass, now...

The Yellowstone Volcano Observatory 2021 annual report has been published!  Your one-stop shop for the year that was in Yellowstone geological...

Today, Lower Geyser Basin in Yellowstone is a treeless plain characterized by steaming ground, geysers, and mudpots. But thousands of years ago, it...

Deep beneath Yellowstone is a mysterious place, where water cannot penetrate and rocks flow like silly putty. Strange conditions exist in the deepest...