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lava & magma

Posted inNews

Earth's Water Came from Space Dust During Planetary Formation

by C. Sullivan 23 November 201510 January 2023

A new analysis of lava from the deep mantle indicates that water-soaked dust particles, rather than a barrage of icy comets, asteroids, or other bodies, delivered water to the newly forming Earth.

Posted inResearch Spotlights

Dating Lava Domes in California's Salton Trough

by Terri Cook 10 November 20154 October 2021

Scientists use a trio of techniques to resolve the age and duration of rhyolite volcanism of the Salton Buttes.

Posted inResearch Spotlights

A Magmatic Seafloor Source at an Ultraslow-Spreading Ridge

by Kate Wheeling 28 September 201516 May 2022

An ultraslow-spreading stretch of the Southwest Indian Ridge is thicker than expected: both tectonic and volcanic processes may be feeding the growing seafloor there.

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 inResearch Spotlights

Found: The Submarine Source of an 1891 Eruption Near Sicily

by J. Orwig 3 March 20152 August 2022

Analysis of a volcano may help explain why some eruptions produce volcanic balloons–hollow chunks of lava that encase a gas-filled cavity.

Posted inNews

Traces of Glass-Eating Microbes Found in Ancient Lake Bed

by JoAnna Wendel 23 December 20148 March 2022

A serendipitous discovery of tiny tunnels in lava that cooled rapidly under fresh water could help scientists search for life on Mars.

Posted inNews

Research Shines Light on Asthenosphere's Contribution to Hot Spots

by JoAnna Wendel 16 December 20149 November 2022

What role does the asthenosphere play in midplate volcanism?

Posted inNews

Scientists Engage With the Public During Lava Flow Threat

by T. McCarter 11 November 20144 October 2021

How do scientists communicate with the public during natural disasters, such as lava flows?

Posted inNews

Continuing Bardarbunga Eruption Fuels Scientific Research

by JoAnna Wendel 4 November 20142 May 2022

How are scientists taking advantage of Iceland’s Bardarbunga eruption, which shows no signs of slowing down?

Posted inScience Updates

Toward Another Lava Lake in the Virunga Volcanic Field?

by B. Smets, N. d’Oreye and F. Kervyn 21 October 20144 October 2021

Earlier this year, a red glow became visible atop Nyamulagira, a volcano in the East African Rift. Helicopter flights soon confirmed lava fountains inside a pit crater on the volcano's central caldera.

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By Morgan Rehnberg

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By Ana Barros

EDITORS' VOX
Perspectives of Earth and Space Scientists
“New Directions for Perspectives of Earth and Space Scientists”
By Michael Wysession


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