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Earth’s crust

Ground-level view looking over a flat expanse of land covered in a crust of crystalline salt, with a group of people standing around a tall drilling rig in the distance.
Posted inFeatures

Drilling Down to Open Up New Understanding of Earth’s Continents

by Christopher A. Scholz, Anders Noren, Lisa Park Boush, Brett M. Carpenter and Russell Callahan 27 March 202627 March 2026

Scientists have drilled into Earth’s crust for decades to understand natural hazards, past climates, energy resources, and more. They’ve only scratched the surface of what we can learn.

A mountain of gray rock rises above clouds, and a gondola is descending toward the mountain.
Posted inNews

Volcanism Could Lead to Less, Not More, Atmospheric CO₂

Katherine Kornei, Science Writer by Katherine Kornei 23 March 202623 March 2026

The atmospheric concentration of carbon dioxide temporarily fell by 50% immediately preceding a period of intense volcanism, likely because of increased weathering, new results reveal.

Geologic map.
Posted inEditors' Highlights

Tectonic Modifications Shape Surface Environment and Landscape

by Alberto Montanari 2 March 202626 February 2026

Earth observation through ambient noise tomography explains links between tectonic modification, ancient geological records, and landscape evolution.

A spinning 3D X-ray tomographic image.
Posted inEditors' Highlights

A New Way to Measure Quartz Strength at High Pressure

by Jun Tsuchiya 13 February 202612 February 2026

Direct stress measurements inside deforming quartz reveal how its strength changes with temperature, improving models of continental crust deformation.

Underwater photo of smoke erupting from the sea floor.
Posted inEditors' Vox

Hydrothermal Circulation and Its Impact on the Earth System

by Laurence A. Coogan, Alexandra V. Turchyn, Ann G. Dunlea and Wolfgang Bach 3 December 20253 December 2025

From a gathering of scientists at a uniquely well-preserved section of ancient oceanic crust came a monograph investigating the latest in hydrothermal fluxes and seawater chemistry.

Diagram from the article.
Posted inEditors' Highlights

The Invisible Brake: Near‑Surface Cooling Stalls Giant Dyke Swarms  

by Nikolai Bagdassarov 18 November 202517 November 2025

Sill-based pressure reconstructions show Mull’s giant dykes had eruption-capable pressures, but near‑surface groundwater cooling increased magma viscosity and stalled lateral propagation. 

A rupture in the rocky soil extending at an angle with a researcher in the top middle of the image.
Posted inNews

The Ridgecrest Earthquake Left Enduring Damage in Earth’s Deep Crust

by Andrew Chapman 14 November 202514 November 2025

The shallow crust has recovered since California’s 2019 quake, but damage persists at depths greater than 10 kilometers.

A lake, surrounded by low hills and trees, is overlooked from a nearby hill. In the mid-ground, a white truck drives across the frame.
Posted inResearch Spotlights

New 3D Model Reveals Geophysical Structures Beneath Britain

by Nathaniel Scharping 10 October 202510 October 2025

Using magnetotelluric data to identify subsurface electrically conductive and resistive areas, scientists can identify underground features and predict how space weather may affect infrastructure.

Primer plano de una veta blanca de calcita en roca basáltica gris con una pequeña planta sobre la roca.
Posted inOpinions

Verdaderas soluciones climáticas están debajo de nosotros

by Peter Reiners 29 July 20257 August 2025

Es momento de aceptar que el almacenamiento duradero de carbono en el subsuelo, junto con la reducción de emisiones, debe ser parte del plan para mitigar los efectos del cambio climático, y las geociencias deben desempeñar un papel central.

A cracked and deformed rupture in the Earth's surface with a truck in the background.
Posted inEditors' Highlights

New Insights into How Rocks Behave Under Stress

by Yves Bernabé 22 July 202522 July 2025

New 3D imaging techniques show hidden patterns of stress that help explain how and why rocks break.

Posts pagination

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Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

Features from AGU Publications

Research Spotlights

How Internal Waves Transport Energy Thousands of Miles Across the Ocean

26 March 202626 March 2026
Editors' Highlights

Revolutionizing Interference Detection to Protect the Silence of the Cosmos

1 April 202626 March 2026
Editors' Vox

The Future of Earth’s Future

24 March 202624 March 2026
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