Caldera Chronicles

The thought of hydrothermal activity at Yellowstone conjures images of hot pools and spouting geysers, but water doesn't always have to appear at the...

If you could travel to Yellowstone 20,000 years ago, what would you see? Erupting geysers? Scenic thermal springs? Herds of bison and elk? No! In fact...

Yellowstone is one of the most dynamic places on Earth, with active volcanism, seismic swarms, strong earthquakes, episodic ground deformation of up...

In 1922, Dr. Thomas Jaggar, MIT professor and founder of the Hawaiian Volcano Observatory, took a horse-pack trip through Yellowstone. After the...

Yellowstone National Park's Norris Geyser Basin is a hydrothermal basin full of geysers and thermal pools that are constantly changing.

As you know the Yellowstone Volcano Observatory (YVO) is more than just one agency—it's a consortium of institutions that collaborate to monitor and...

The Yellowstone Volcano Observatory (YVO) is aptly named – the consortium of 8 organizations collaborates to study and monitor the active geologic...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's...

Steamboat Geyser in Norris Geyser Basin has been measured as the World's tallest geyser (70-120 meters; 230-294 feet).

Today, YVO scientists monitor ground deformation at Yellowstone using the Global Positioning System (GPS) and interferometric synthetic aperture radar...

As you know, the Yellowstone Volcano Observatory is made up of 8 separate agencies that work together to monitor and understand the Yellowstone...

As you know from past issues of Yellowstone Caldera Chronicles, the Yellowstone Volcano Observatory (YVO) is made up of several different agencies.

Yellowstone National Park is an incredible natural laboratory. Researchers from around the world travel to Yellowstone every year to conduct...

Steamboat geyser, in Norris Geyser Basin within Yellowstone National Park, is world famous for being the tallest active geyser in the world.

"Geohydrobiology" sounds like a made-up word—as if the prefixes from multiple scientific fields were strung together to score big points in a game of...

Yellowstone is a geological wonderland, home to geysers, hot springs, and stunning landscapes, and subject to dynamic forces that result in near...

Readers of this column will recall that the Yellowstone Volcano Observatory (YVO) is actually a consortium of agencies that work together to monitor...

Yellowstone Lake is huge. It is the largest high-altitude (above 2130 m, or 7000 ft) freshwater lake in North America, covering about 341 square...

By now, readers of Yellowstone Caldera Chronicles know that the Yellowstone Volcano Observatory (YVO) is a consortium of 8 different agencies.

This week, Yellowstone Caldera Chronicles would like to acknowledge one of the unsung heroes of the long-term effort to monitor activity in the...