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Recent caldera collapses captured by volcano monitoring networks provide insights on the collapse of the Yellowstone caldera

Recent caldera collapses captured by volcano monitoring networks provide insights on the collapse of the Yellowstone caldera

Based on geologic mapping and dating of minerals, we know that the Yellowstone caldera formed 631,000 years ago. But how did the caldera collapse...

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Out with the old, in with the new: Upgrading satellite communication technology at Yellowstone monitoring sites

Out with the old, in with the new: Upgrading satellite communication technology at Yellowstone monitoring sites

New satellite communication technology is being tested at Yellowstone monitoring stations and could have a big impact on how real-time data are...

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In the pantheon of caldera eruptions, where does Yellowstone rank?

In the pantheon of caldera eruptions, where does Yellowstone rank?

The Yellowstone volcanic system has hosted some very large eruptions. But there have been much larger volcanic explosions in geologic history...

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Phones out and a toppled chimney? There’s much more to the story of the 1975 Yellowstone National Park Earthquake!

Phones out and a toppled chimney? There’s much more to the story of the 1975 Yellowstone National Park Earthquake!

Yellowstone gets rattled by plenty of small earthquakes—between 1,500 and 2,500 located events in a typical year—but large damaging earthquakes have...

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Everything is Relative: Precise Earthquake Location

Everything is Relative: Precise Earthquake Location

Locating an earthquake in an absolute sense can come with considerable uncertainty, but locating earthquakes relative to one another is far more...

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Recent thermal activity on Geyser Hill: New features and new eruptions!

Recent thermal activity on Geyser Hill: New features and new eruptions!

Geyser Hill, near Old Faithful, has experienced some recent changes, with a general increase in thermal and geyser activity. The changes are...

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If an eruption is so unlikely, why do we monitor Yellowstone at all?

If an eruption is so unlikely, why do we monitor Yellowstone at all?

Monitoring data from Yellowstone are not just useful for assessing the potential for volcanic eruptions there.  We can also use what we learn from...

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New Mexico’s answer to Yellowstone: The geological story of Valles Caldera

New Mexico’s answer to Yellowstone: The geological story of Valles Caldera

Although Yellowstone Caldera might be better known, the slightly older Valles Caldera, in New Mexico, was where some of the fundamental...

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What’s life got to do with it? How geobiological feedbacks make some Yellowstone pools acidic

What’s life got to do with it? How geobiological feedbacks make some Yellowstone pools acidic

Yellowstone hydrothermal features can be acidic or basic depending not only on the source of the feeding fluids, but also bacteria that might resemble...

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Yellowstone’s Famous Biscuits

Yellowstone’s Famous Biscuits

Yellowstone's Upper Geyser Basin hosts the legendary Old Faithful, but it's also home to an isolated thermal group famous for its biscuits.  Though...

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The 2022 Yellowstone Volcano Observatory annual report—hot off the (virtual) presses!

The 2022 Yellowstone Volcano Observatory annual report—hot off the (virtual) presses!

Interested in knowing more about Yellowstone’s activity, as well as research results, from the past year?  We’ve got you covered—the Yellowstone...

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A Hawaiian-style lava flow in southwestern Montana

A Hawaiian-style lava flow in southwestern Montana

The Timber Hill basalt tells a story of bygone days, when southwestern Montana looked very different and was a site of vigorous volcanic eruptions.

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