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plate tectonics

Illustration of the Earth's internal structure.
Posted inEditors' Vox

Digging Deep into Interactions Between the Core and Mantle

by Takashi Nakagawa, Taku Tsuchiya, Madhusoodhan Satish-Kumar and George Helffrich 24 July 20234 August 2023

A new book presents major advances in our understanding of core-mantle interaction and co-evolution, and showcases technological developments improving our insights into deep Earth processes.

A picture of Ireland and Britain taken from space
Posted inNews

The Mysterious Case of Ireland’s Missing Earthquakes

by Elise Cutts 23 June 202323 June 2023

The Emerald Isle has far fewer earthquakes than neighboring Britain. Now scientists think they know why.

Map and graphs from the paper.
Posted inEditors' Highlights

Machine Learning Helps Constrain the Thickness of Ancient Crust

by Emily Chin 1 June 202331 May 2023

A machine learning model trained using data on the chemical composition of magmatic rocks yields comparable, if not better, results to previously developed geochemical proxies.

Map of study area
Posted inEditors' Highlights

Radar Satellites Capture Subtle Slip Evolution on Faults

by Cécile Lasserre 30 March 202327 March 2023

A five-year time series from radar satellite imagery tracks surface slip on major faults in the San Francisco Bay Area, capturing subtle velocity variations and controlling factors.

Photo of the Apennine Mountains in Italy.
Posted inEditors' Highlights

Topography Along the Apennines Reflects Subduction Dynamics

by Duna Roda-Boluda 15 March 202313 March 2023

Topography and exhumation vary strongly along the Apennines, reflecting the geometry of the Moho and different geodynamic mechanisms.

Photo of a rock outcrop
Posted inEditors' Vox

The Seven-Ages of Earth as Seen Through the Continental Lens

by Peter A. Cawood and Priyadarshi Chowdhury 24 February 202320 June 2024

The 4.5-billion-year record contained in Earth’s continental crust reveals a seven-phase evolution, from an initial magma ocean to the present-day environment in which we live.

A vineyard growing on a mountain slope with several other mountains visible in the background
Posted inResearch Spotlights

Scientists Decipher the Seismic Dance of the Southern Alps

by Morgan Rehnberg 20 January 202320 January 2023

Most of the Alps are considered tectonically dead, but according to new research, the southeastern region—home to prosecco wine—is very much alive.

背景是群山和蓝天,前景是绿色的牧场。一条路从前景延伸到群山。
Posted inResearch Spotlights

新的构造板块模型可改进地震风险评估

by Morgan Rehnberg 18 January 202319 January 2023

新西兰构造板块的一个新模型可以识别地震可能性增加的区域。

Mountains and blue sky in the background, with green pastures in the foreground. A road extends from the foreground toward the mountains.
Posted inResearch Spotlights

New Tectonic Plate Model Could Improve Earthquake Risk Assessment

by Morgan Rehnberg 21 December 202218 January 2023

A new model of tectonic plates in New Zealand may identify areas of increased earthquake likelihood.

Posted inEditors' Highlights

The Crust Travels to the Earth’s Core and Back in Record Time

by Vincent Salters 16 December 20228 February 2023

Subduction of continental crust around the Gondwana supercontinent may explain the mantle Dupal anomaly of the southern hemisphere.

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