Volcanic eruption
Volcanoes

Volcanic eruptions may have spurred first ‘whiffs’ of oxygen in Earth’s...

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Entombed in limestone blocks, the newly studied fossil is the first nearly complete skeleton of a pterosaur species that was first described in 2003. Photograph by Victor Beccari
Fossils

Confiscated fossil turns out to be exceptional flying reptile from Brazil

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Grand Canyon, Arizona
climate

Geologists dig into Grand Canyon’s mysterious gap in time

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Core samples for Oceanic Anoxic Event 1a. Credit: Elisabetta Erba.
Paleontology

Volcanism drove rapid ocean deoxygenation during the time of the dinosaurs

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Continental volcanic arcs such as this one in Kamchatka, Russia, are rapidly weathered, driving CO2 removal from the atmosphere over geological time. Credit: Tom Gernon, University of Southampton
Volcanoes

Volcanoes acted as a safety valve for Earth’s long-term climate

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A map of the World Ocean Floor. Credit: Library of Congress, Geography and Map Division
Earth

Geologists take Earth’s inner temperature using erupted sea glass

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A wide-angle aerial view looks southeast over Kīlauea’s summit caldera on July 22, 2021. Large cliffs formed during the 2018 collapses are visible on the left side of the photo. A recently active lava lake is visible in the lower right. (Image credit: M. Patrick, USGS)
Volcanoes

Giant friction experiment at Kilauea volcano

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The cliffs of the volcanic island of Santorini showing the layers of deposits from past volcanic eruptions. Credit: co-author Dr. Ralf Gertisser (Keele University).
plate tectonics

Sea levels influence eruptions on volcanic island

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A view of Kīlauea’s summit lava lake. The lava lake is contained within a crater, which is set within the larger Halema‘uma‘u Crater. New research aims to understand the activity that led to the eruption in 2018 in Kīlauea’s lower East Rift Zone. Credit: USGS
Volcanoes

Volcanic tremor and deformation at Kīlauea

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Skull fossils of amphibian. Credit: Field Museum of Natural History, Chicago
Fossils

Skull of 340 million year old animal digitally recreated, revealing secrets...

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