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Earth’s interior

Posted inFeatures

What Lies Deep in the Mantle Below?

by G. R. Foulger, G. F. Panza, I. M. Artemieva, I. D. Bastow, F. Cammarano, C. Doglioni, J. R. Evans, W. B. Hamilton, B. R. Julian, M. Lustrino, H. Thybo and T. B. Yanovskaya 25 August 201527 January 2023

For decades, scientists have probed Earth's remote mantle by analyzing how seismic waves of distant earthquakes pass through it. But we are still challenged by the technique's limitations.

Posted inAGU News

Schaeffer Receives 2014 Study of the Earth's Deep Interior Focus Group Graduate Research Award

by AGU 16 April 201528 October 2022

Andrew Schaeffer received the 2014 Study of the Earth's Deep Interior Focus Group Graduate Research Award at the 2014 American Geophysical Union Fall Meeting, held 15–19 December in San Francisco, Calif.

Posted inResearch Spotlights

Dry Minerals in the Lower Mantle

by S. Palus 10 April 20159 November 2021

Laboratory-made perovskite helps explain how water is distributed inside the Earth.

Posted inResearch Spotlights

A Modified Technique to Remotely Detect Subsurface Melt

by C. Schultz 5 March 201524 March 2023

Adapting a much-used analytical method to consider anisotropy opens up the approach to new uses.

Posted inAGU News

Thorne Lay Receives 2014 Inge Lehmann Medal

by AGU 13 January 201520 April 2022

Thorne Lay was awarded the 2014 Inge Lehmann Medal at the AGU Fall Meeting Honors Ceremony, held on 17 December 2014 in San Francisco, Calif. The medal is for “outstanding contributions to the understanding of the structure, composition, and dynamics of the Earth’s mantle and core.”

Posted inResearch Spotlights

Mantle Below North American Plate Newly Modeled

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 16 December 201411 January 2022

Data from seismometers spread out across the United States give new clues to the location of structures in the underlying mantle.

Posted inNews

Research Shines Light on Asthenosphere's Contribution to Hot Spots

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 16 December 20149 November 2022

What role does the asthenosphere play in midplate volcanism?

Posted inResearch Spotlights

From Magnetic Field Data, the Flow of Earth’s Core

by S. Palus 2 December 20141 August 2022

How can researchers understand what happens at the center of the Earth when it can’t be measured directly?

Posted inResearch Spotlights

What Happens to Minerals as They Get Squeezed in the Mantle?

by C. Schultz 4 November 201419 August 2022

Researchers test how different minerals found in the Earth’s mantle respond to high temperatures and pressures.

Posted inResearch Spotlights

Pyroxenes Can Be Used to Estimate Upper Mantle Water Content

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 9 September 201422 September 2022

Scientists suggest using the mineral pyroxene to study the water content of the Earth’s upper mantle.

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Features from AGU Journals

RESEARCH SPOTLIGHTS
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“How to Build a Climate-Resilient Water Supply”
By Rachel Fritts

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“How Do Atmospheric Rivers Respond to Extratropical Variability?”
By Sarah Kang

EDITORS' VOX
Reviews of Geophysics
“Rare and Revealing: Radiocarbon in Service of Paleoceanography”
By Luke C. Skinner and Edouard Bard

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