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volcanoes

Skeletal remains lie on dirt next to a partially collapsed wall.
Posted inNews

Earthquakes May Have Amplified the Destruction of Pompeii

by Evan Howell 5 August 20245 August 2024

A new analysis of skeletons and collapsed walls indicates that seismic activity compounded the historic catastrophe wrought by Mount Vesuvius.

A computer simulation on a repeat loop where the viewer approaches a circular pit on the Moon, descends vertically, and then levels out to see an underground cave.
Posted inNews

Lunar Lava Tube Revealed Beneath Collapsed Pit

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 2 August 20242 August 2024

The Sea of Tranquility is home to at least one lunar lava tube, which could preserve a pristine and unweathered record of lunar volcanism.

A scientist in a silver suit inserts a long metal tube into glowing orange lava and dark gray rock.
Posted inNews

How Liquid Is That Lava?

by Rebecca Owen 12 July 202419 August 2024

A new device helps scientists measure lava viscosity during active flows.

A screenshot of a video taken from a deep-sea remotely operated vehicle shows white ash settled on the seafloor near the Hunga eruption in Tongan waters.
Posted inNews

The Tonga Eruption Left Deep-Sea Life Buried in Ash

by Andrew Chapman 11 July 202411 July 2024

When Hunga erupted in 2022, ash “decimated” slow-moving species living on the seafloor. More mobile species were able to hoof it out of harm’s way.

Italy’s Mount Etna, snowcapped and beneath a sky of puffy white clouds.
Posted inResearch Spotlights

Improved Imaging Offers New Insight into Mount Etna

by Rebecca Owen 9 July 20249 July 2024

Anisotropic tomography provides a more complete picture of the Sicilian volcano’s inner workings.

A mostly rectangular, man-made structure several stories tall sits among trees along a mountain ridge, against a dim sky. The structure is mostly white colored and has two large, round telescope dishes nested in between taller sections of the building and angled skyward.
Posted inResearch Spotlights

Supersharp Images Reveal Scars of Major Eruption on Io

Sarah Stanley, Science Writer by Sarah Stanley 3 July 20243 July 2024

Jupiter’s volcanic moon is captured in exquisite detail by an instrument atop a mountain in Arizona.

An aerial photo of a large crater.
Posted inEditors' Highlights

Caldera Collapse as a Natural Example of Rock Friction

by Yosuke Aoki 25 June 202424 June 2024

Recurrent slips on the caldera wall of the Kīlauea Volcano are a natural experiment not only to understand the mechanics of caldera formation but also to gain more insights into fault friction.

Two maps from the paper.
Posted inEditors' Highlights

Dual Tsunami Generation from Atmospheric and Oceanic Sources

by Ryan P. Mulligan 24 June 202424 June 2024

The 2022 Tonga volcanic eruption generated waves that propagated across the Pacific Ocean. A new analysis of sea level measurements is used to dissect the difference in wave components from two sources.

Una persona agachada en un campo cultivado.
Posted inNews

Cómo el volcán Tungurahua arrojó metales pesados en el suministro alimentario de Ecuador

by Andrew J. Wight 6 June 202410 June 2024

Cuando el volcán Tungurahua de Ecuador entró en erupción múltiples veces entre 1999 y 2016, las comunidades agrícolas cercanas fueron cubiertas por ceniza, la cual dejó metales pesados en sus cultivos.

Brown-gray ash covers a building and surrounding fields.
Posted inNews

How Tungurahua Volcano Dropped Heavy Metals into Ecuador’s Food Supply

by Andrew J. Wight 13 May 20246 June 2024

When Ecuador’s Tungurahua volcano erupted multiple times between 1999 and 2016, nearby farming communities were covered in ash, which left heavy metals in their crops.

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