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volcanoes

A model shows yellow mantle plumes rising from big, red lower-mantle basal structures.
Posted inNews

Blame It on the BLOBs

by Bill Morris 15 August 202514 August 2025

For decades, scientists have suspected that large volcanic eruptions have their origins in two mysterious massive regions at the base of our planet’s mantle. Now, it’s been statistically proven.

A person wearing a gas mask and sunglasses stands in front of a lake with steam covering the left side.
Posted inFeatures

Jess Phoenix: Curiosity Unfettered

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 28 July 202528 July 2025

After leaving her Ph.D. program, this geologist leaned into saying yes when exciting new opportunities arose.

Map from the study.
Posted inEditors' Highlights

A Volcanic Boom Puts the Squeeze on Remote Confined Aquifers

by Douglas R. Schmitt 28 July 202523 July 2025

A new study shows that ground water levels responded to forcing by barometric pressure pulses from the 2022 Hunga Tonga-Hunga Ha’apai Volcanic Eruption.

A pool of brown mud with a large bubble near the center of the image
Posted inNews

Mapping Mud Volcanoes in Shallow Seas

by Meghie Rodrigues 10 July 202510 July 2025

A team of scientists put together a global database of submarine mud volcanoes. Orders of magnitude more are still bubbling, undiscovered, in the deep ocean.

Photo of a large plume of smoke emitting from a volcano.
Posted inEditors' Vox

Inside Volcanic Clouds: Where Tephra Goes and Why It Matters

by Federica Pardini 16 June 202512 June 2025

Monitoring and forecasting the movement of volcanic clouds is key to mitigating the impacts on communities, infrastructure, and air traffic.

Photo of a large crater
Posted inEditors' Vox

Rising Concerns of Climate Extremes and Land Subsidence Impacts

by Laurie S. Huning 9 June 20254 June 2025

Increasing interplay among extreme events and land subsidence impacts calls for urgent mitigation and policy action to reduce detrimental ramifications to infrastructure and people.

Maps and graphs from the paper.
Posted inEditors' Highlights

Revised Emissions Show Higher Cooling in 10th Century Eruption

by Lynn Russell 16 May 202515 May 2025

The associated cooling from the Eldgjá eruption is larger than previously predicted and better matches tree-ring temperature reconstructions based on updated estimated emissions.

Posted inResearch Spotlights

Matching Magma Dikes May Have Different Flow Patterns

Sarah Stanley, Science Writer by Sarah Stanley 30 April 20255 May 2025

A set of lab experiments involving a laser, gelatin, and xanthan gum explored how varying flow patterns between dikes with similar speeds and shapes could affect eruption predictions.

Map and 3D view of Alba Mons with drainage networks.
Posted inEditors' Highlights

Young Rivers on a Martian Volcano Reveal Insights into the Amazonian Climate

by David Baratoux 25 April 202524 April 2025

A comprehensive inventory of rivers on Alba Mons on Mars reveals a prolonged history of erosion and development into mature drainage networks during the Amazonian, with contributions of rainfall and snow melt.

Four images showing the simulation presented in the paper at different timestamps.
Posted inEditors' Highlights

Tonga’s Volcanic Fury Ripples to the Netherworld

by Binzheng Zhang 24 April 202523 April 2025

Secondary gravity waves emerge as the hidden architects of global-scale thermospheric upheaval following the Tonga eruption in 2022.

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Research Spotlights

Finding the Gap: Seismology Offers Slab Window Insights

15 August 202514 August 2025
Editors' Highlights

NASA Mission Creates a New Global Coastal Bathymetry Product

14 August 202514 August 2025
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Early-Career Book Publishing: Growing Roots as Scholars

6 August 202530 July 2025
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