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Earth's mantle

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 20154 August 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 inResearch Spotlights

Dry Minerals in the Lower Mantle

by S. Palus 10 April 201530 September 2023

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

Posted inResearch Spotlights

Mantle Below North American Plate Newly Modeled

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 16 December 20144 August 2023

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

Posted inResearch Spotlights

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

by C. Schultz 4 November 20144 August 2023

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 20144 August 2023

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

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