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lava & magma

A river of molten lava flows across a steaming black basalt landscape. The river flows from a volcanic rift near the top right of the image toward the bottom left. The fissure is filled with brighter and hotter lava and steam and gas billows up from it. The sky on the horizon is a hazy blue-gray.
Posted inNews

The Surprising Greenhouse Gas That Caused Volcanic Summer

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 21 March 202212 April 2022

Extended periods of volcanism known as flood basalt eruptions lead to volcanic winters, which are often followed by an extended period of warming. But it was more than just carbon dioxide that warmed the globe.

The Krafla geothermal power station in northern Iceland
Posted inResearch Spotlights

Innovative Model Elucidates Geothermal Energy Resource

Aaron Sidder, freelance science writer by Aaron Sidder 14 March 20225 December 2022

Data from deep wells and a Bayesian modeling framework shed new light on one of Iceland’s valuable geothermal reservoirs.

Time series of the vertical daily average displacement of continuous GNSS station.
Posted inEditors' Highlights

Continuity is the Father of Success

by Yosuke Aoki 15 February 202215 November 2022

Geodetic measurements indicate that Three Sisters Volcano uplifted by almost 300 millimeters in the past 25 years without significant anomalies at the surface.

Artist’s rendering of a planet covered in magma
Posted inNews

Layered Zone Beneath Coral Sea Suggests Ancient Magma Ocean

by Alka Tripathy-Lang 4 February 202225 May 2022

Scientists studying South Pacific earthquakes suggest that an ultralow-velocity zone at the core-mantle boundary may be a remnant of a molten early Earth.

The coastline of Nova Scotia in eastern Canada
Posted inResearch Spotlights

The Role of Magma in the Birth of the Atlantic Ocean

by Jack Lee 25 January 202225 January 2022

High-resolution seismic models of the Nova Scotia margin reveal a role for magmatism in continental breakup, even at magma-poor sections of the eastern North American margin.

Posted inResearch Spotlights

Tubos de lava terrestres podrían ofrecer información sobre la vida extraterrestre

Aaron Sidder, freelance science writer by Aaron Sidder 29 November 202129 November 2021

Una nueva investigación encuentra que Actinobacteria en cuevas de lava fijan carbón y sobreviven independientemente de aportes superficiales, ofreciendo una nueva perspectiva en la investigación de la vida fuera de la Tierra.

An image of lava reaching the surface at night during the eruption on La Palma, Canary Islands
Posted inNews

Identifying an Eruption “Tipping Point” in Hot Spot Volcanoes

Kate Wheeling, freelance science writer by Kate Wheeling 15 November 20211 August 2022

By analyzing lava samples, researchers show how chemical processes that occur during magma’s ascent to the surface may contribute to a volcano’s eruptible state.

An inlet of Lake Toba in Indonesia, surrounded by tropical vegetation
Posted inNews

La vida después de una super erupción

by Danielle Beurteaux 9 November 202116 March 2022

Una vez que una erupción volcánica masiva termina, el sistema subyacente puede mantenerse activo por miles de años. Una nueva investigación vislumbra cómo funcionan los ciclos de super erupciones.

An inlet of Lake Toba in Indonesia, surrounded by tropical vegetation
Posted inNews

Life After a Supereruption

by Danielle Beurteaux 27 October 202116 March 2022

Once a massive volcanic eruption is finished, the underlying system can remain active for thousands of years. New research illuminates how supereruption cycles work.

Lava tubes at Lava Beds National Monument in California
Posted inResearch Spotlights

Earthly Lava Tubes May Offer Insights into Extraterrestrial Life

Aaron Sidder, freelance science writer by Aaron Sidder 21 September 202118 January 2022

New research finds that Actinobacteria in lava caves fix carbon and survive independent of surface inputs, offering a fresh perspective in the search for life beyond Earth.

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