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Indigenous people were never “afraid” of Yellowstone

Indigenous people were never “afraid” of Yellowstone

A long-told myth about Yellowstone is that indigenous people were “afraid” of the area owing to the geysers and thermal activity. But archeological...

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Volcano Watch — Hawaii’s volcanoes are quiet and it’s a bit spooky

Volcano Watch — Hawaii’s volcanoes are quiet and it’s a bit spooky

Here in Hawaii nei, we don’t have the dramatically changing leaf colors and brisk temperatures that mark the arrival of Fall. And as October arrived...

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Thermal kames: The unique glacial hills of Yellowstone’s geyser basins

Thermal kames: The unique glacial hills of Yellowstone’s geyser basins

Every heard of a thermal kame? If not, you’re hardly alone. It’s a rare landform that provides evidence of glaciers interacting with hydrothermal...

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Volcano Watch — What do we know about the Kulanaokuaiki Tephra of Kīlauea volcano?

Volcano Watch — What do we know about the Kulanaokuaiki Tephra of Kīlauea volcano?

Kīlauea’s recent summit eruptions and lava lakes are exciting for residents, visitors, and scientists. However, Kīlauea has had numerous explosive...

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Here’s how we know outliers in GPS data aren’t real ground movement

Here’s how we know outliers in GPS data aren’t real ground movement

What causes outliers in GPS data? Could be snow, could be a bird, or could be damaged equipment. Recognizing these outliers is important to properly...

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Volcano Watch — Tsunamis pose a major threat to Hawaii: 24/7 monitoring at PTWC

Volcano Watch — Tsunamis pose a major threat to Hawaii: 24/7 monitoring at PTWC

It’s 3 a.m. and you’re halfway through a 12-6 a.m. graveyard shift at the NOAA Pacific Tsunami Warning Center (PTWC) in Honolulu, Hawaii. 

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Using high-resolution commercial satellite images to help map and monitor Yellowstone’s thermal areas

Using high-resolution commercial satellite images to help map and monitor Yellowstone’s thermal areas

Thanks to a newly funded project from NASA’s Commercial SmallSat Data Scientific Analysis Program, and an agreement with commercial satellite...

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Photo and Video Chronology – Views of Kīlauea summit eruption – September 15, 2023

Photo and Video Chronology – Views of Kīlauea summit eruption – September 15, 2023

Several vents continue to erupt on the western side of the downdropped block within Kīlauea's summit caldera and are generating lava flows onto Halema...

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Volcano Watch — Another Kīlauea summit eruption, another opportunity to learn

Volcano Watch — Another Kīlauea summit eruption, another opportunity to learn

Kīlauea is now erupting at the summit for the fifth time since 2020! The ongoing eruption offers an opportunity for Hawaiian Volcano Observatory (HVO)...

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Photo and Video Chronology – New eruption at Kīlauea summit continues – September 11, 2023

Photo and Video Chronology – New eruption at Kīlauea summit continues – September 11, 2023

The Kīlauea summit eruption that began yesterday at 3:15 p.m., September 10th, continues this morning. Eruptive activity is confined to the...

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Why do volcano observatories describe seismic activity so differently?

Why do volcano observatories describe seismic activity so differently?

Reporting of earthquakes at volcanoes around the world varies considerably in style. This is because the amount and importance of seismic activity...

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Photo and Video Chronology – New eruption at Kīlauea summit – September 10, 2023

Photo and Video Chronology – New eruption at Kīlauea summit – September 10, 2023

Kīlauea volcano is erupting. At approximately 3:15 p.m. HST on September 10, 2023, the USGS Hawaiian Volcano Observatory observed eruptive activity in...

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