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When in Earth’s history did Yellowstone’s volcanism begin? Let’s look at the calendar to find out.

What were the major events have shaped the Earth and its environment, and when did these events takes place? When did the major volcanic events in...

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A glimpse into Yellowstone Lake’s past environment

The sediment record contained at the bottom of lakes has proven to be an excellent method to assess how climate has changed over the past thousands of...

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Better understanding what’s under your feet in hydrothermal areas—neutral to alkaline hot springs edition

The geyser cones of Yellowstone are made up of material called sinter—a form of silica precipitated from hot water. When looking at the sinter under a...

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Yellowstone—the year 2021 in review

It was business as usual in 2021 at Yellowstone—earthquakes, ground deformation, geyser eruptions, and lots of field work! As is tradition, this first...

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Where the pigment ends: The photosynthetic fringe and the upper temperature limit of photosynthesis

Yellowstone hot springs are renowned for their amazing colors, many of which are created by photosynthetic processes. The colors vary depending on...

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Why can’t we drill Yellowstone to stop eruptions and make power?

Drilling is often suggested as a means of preventing Yellowstone from erupting. It seems like a reasonable idea, but the volcano doesn’t work that way...

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Not all ash falls from the sky!

Volcanism in the Yellowstone region has generated a lot of ash over the last several million years.  Rivers, including the ancestral Missouri River...

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Arsenic in Yellowstone’s thermal waters

Yellowstone’s thermal waters are more than just hot—they also contain a variety of elements, some of which are potentially toxic!  Arsenic is an...

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Why Have There Been So Many Earthquakes in Central Idaho?

Seismic activity in central Idaho has been elevated for the past 20 months. These earthquakes are aftershocks of a M6.5 earthquake that occurred on...

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The largest landslide in the world

Yellowstone is well-known as one of the largest volcanic systems in the world. Few people know, however, that the largest-known subaerial landslide on...

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Media Advisory: Busting Myths About One of the Largest Volcanic Systems in the World - Live Online Public Lecture

You are invited to a public lecture on busting the top 10 misconceptions about Yellowstone volcanism.

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The Changing Moods of Colloidal Pool in Norris Geyser Basin

Many of Yellowstone’s hot springs, geysers, mud pots, and fumaroles look different depending on the season, year, or sometimes even the day one visits...

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