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How old is Yellowstone Caldera's current magma reservoir, and how do we know?

How old is Yellowstone Caldera's current magma reservoir, and how do we know?

How long has the magma chamber existed? And how can we explore such a complex question, given that we can't directly see several kilometers deep...

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How do geysers work? Knowledge gained from two centuries of scientific research and observations

How do geysers work? Knowledge gained from two centuries of scientific research and observations

Have you ever wondered why geysers are rare and what causes them to erupt? And why scientists study geysers?

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Montana State University takes on Yellowstone National Park

Montana State University takes on Yellowstone National Park

During the Spring term in 2019, geology students from Montana State University participated in a reading group focused on understanding the geology of...

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The Real Hazards of Yellowstone

The Real Hazards of Yellowstone

Here at YVO we receive a lot of questions related to Yellowstone supereruption "what ifs" and "whens", even though that is the least possible scenario...

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Yellowstone's many faults (don't blame the volcano for everything, though!)

Yellowstone's many faults (don't blame the volcano for everything, though!)

The faults in Yellowstone National Park vary greatly in age and how they formed, and they can be divided into two groups: relatively young faults that...

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Tis the season…for field work in Yellowstone!

Tis the season…for field work in Yellowstone!

The month of May marks the start of many field studies for scientists affiliated with the Yellowstone Volcano Observatory (YVO).

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Colter's Hell: Tales of the First European-American to Step Foot in Yellowstone

Colter's Hell: Tales of the First European-American to Step Foot in Yellowstone

Imagine for a moment that you could turn back the clock some two-hundred years or so and embark on a journey from east to west across the North...

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Feeling petrified! Evidence of Yellowstone's distant volcanic past found in rocks and trees

Feeling petrified! Evidence of Yellowstone's distant volcanic past found in rocks and trees

Much is known about volcanism occurring from Yellowstone within the past 2 million years, but many people are not aware that this landscape was also...

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The National Volcano Early Warning System (NVEWS) will help USGS better monitor nation’s most dangerous volcanoes

The National Volcano Early Warning System (NVEWS) will help USGS better monitor nation’s most dangerous volcanoes

In September 2004, USGS scientists detected sudden, but unmistakable, signs that Mount St. Helens was waking up. Volcano monitors had picked up the...

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InSAR, the Magic Deformation Camera That No One Saw Coming

InSAR, the Magic Deformation Camera That No One Saw Coming

Toting their surveying instruments to the tops of mountains or across continents, ancient (20th century) geodesists might have dreamed of an easier...

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CalVO researchers collaborate with Yellowstone Volcano Observatory to determine rhyolite lava eruption intervals in caldera

CalVO researchers collaborate with Yellowstone Volcano Observatory to determine rhyolite lava eruption intervals in caldera

In addition to studying volcanic processes and their associated hazards in California and Nevada, scientists at the California Volcano Observatory...

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Battle of the giants: How Yellowstone fits into a world of moving mountains

Battle of the giants: How Yellowstone fits into a world of moving mountains

Motion of a volcano resulting from pressure changes within its plumbing system is called deformation, and we can measure it with high-precision...

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