Volcanoes News

May 24, 2025

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Tiny Gas Bubbles Reveal Secrets of Hawaiian Volcanoes

May 14, 2025 — Using advanced technology that analyzes tiny gas bubbles trapped in crystal, a team of scientists has precisely mapped how magma storage evolves as Hawaiian volcanoes ...

Eruption Loading: New Approaches to Earthquake Monitoring at Ontake Volcano, Japan

May 1, 2025 — A new study has investigated the use of a new monitoring technique for early warning of a volcanic eruption. The research team compared the earthquake signals during two eruptions of Ontake Volcano ...

One of Earth's Ancient Volcanic Mysteries Solved

Apr. 30, 2025 — A new study traces a 120-million-year-old 'super-eruption' to its source, offering new insights into Earth's complex geological ...

Anatomy of a 'Zombie' Volcano: Investigating the Cause of Unrest Inside Uturuncu

Apr. 28, 2025 — Scientists have collaborated to analyze the inner workings of Bolivia's 'zombie' volcano, Uturuncu. By combining seismology, physics models and analysis of rock composition, researchers identify the ...

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Inside Yellowstone's Fiery Heart: Researchers Map Volatile-Rich Cap, Offering Clues to Future Volcanic Activity

Apr. 16, 2025 — Beneath the steaming geysers and bubbling mud pots of Yellowstone National Park lies one of the world's most closely watched volcanic systems. Now a ...

Researchers Quantify the Way Rivers Bend, Opening Up the Possibility for Identifying Origins of Channels on Other Planets

Mar. 5, 2025 — Whether it's rivers cutting through earth, lava melting through rock, or water slicing through ice, channels all twist and bend in a seemingly ...

Satellite Data Identifies Warning Signs Ahead of 2018 Volcanic Eruption, Tsunami

Feb. 11, 2025 — In 2018, the side of the Anak Krakatau volcano collapsed in a powerful eruption and produced a tsunami that killed hundreds and injured thousands on ...

Underwater Mud Volcanos Are a Haven for Marine Organisms

Jan. 27, 2025 — One would think that a volcano was not the most hospitable place for living organisms. However, the Borealis Mud Volcano, at 400 m water depth, acts as a sanctuary for a number of marine ...

Speleothem and Ice Cores: Natural Climate Archives Offer New Insights Into the Climate History of Central Europe

Jan. 16, 2025 — The synchronization of data from two natural climate archives -- a speleothem from the Herbstlabyrinth Cave in Hesse (Germany) and ice cores from ...

Magma Composition May Drive Volcanic Tremor

Jan. 10, 2025 — A new study based on the sampling and analysis of volcanic ash at Cumbre Vieja volcano in the Canary Islands, located off Africa's northwest coast, suggests that the composition of magma could drive ...

Unveiling a Century of Stress and Deformation: Insights from Kilauea Volcano's 1975 Earthquake

Dec. 2, 2024 — Scientists assessed an unprecedented 120 years of data from K lauea Volcano on Hawai'i Island, uncovering, for the first time, century-spanning ...

Faster Flowing Glaciers Could Help Predict Nearby Volcanic Activity

Nov. 13, 2024 — Glaciers that are within three miles of a volcano move nearly 50% quicker than average, a new study has found, which could help create early warning of future ...

New Trigger Proposed for Record-Smashing 2022 Tonga Eruption

Nov. 4, 2024 — Fifteen minutes before the massive January 2022 eruption of the Hunga Tonga-Hunga Ha'apai volcano, a seismic wave was recorded by two distant seismic stations. The researchers propose that the ...

Echoes from the Past: A Geological Mystery Unravelled on Easter Island

Oct. 16, 2024 — A mysterious find on Easter Island, investigated by a team of geologists, suggests that the Earth's mantle seems to behave differently than once ...

Tongan Volcanic Eruption Triggered by Explosion as Big as 'Five Underground Nuclear Bombs'

Sep. 30, 2024 — The Hunga Tonga underwater volcano was one of the largest volcanic eruptions in history, and now, two years later, new research has revealed its main ...

Extinct Volcanoes a 'Rich' Source of Rare Earth Elements

Sep. 24, 2024 — A mysterious type of iron-rich magma entombed within extinct volcanoes is likely abundant with rare earth elements and could offer a new way to source these in-demand metals, according to new ...

Recent Volcanic 'Fires' in Iceland Triggered by Storage and Melting in Crust

July 31, 2024 — Scientists have detected geochemical signatures of magma pooling and melting beneath the subsurface during the 'Fagradalsfjall Fires', that began on Iceland's Reykjanes peninsula in ...

New Study Disputes Hunga Tonga Volcano's Role in 2023-24 Global Warm-Up

July 26, 2024 — New research is exploring the climate impact of the 2022 Hunga Tonga volcano eruption and challenging existing assumptions about its effects in the ...

Iceland's Volcano Eruptions May Last Decades

June 26, 2024 — Scientists predict from geochemical data that Iceland is entering a new volcanic era that will last for decades, possibly centuries. Under an hour's drive from the country's capital city, ...

Video Analysis of Iceland 2010 Eruption Could Improve Volcanic Ash Forecasts for Aviation Safety

June 13, 2024 — Video footage of Iceland's 2010 Eyjafjallaj kull eruption is providing researchers with rare, up-close observations of volcanic ash clouds -- information that could help better forecast how far ...

Mapping Lava Flows With Groundbreaking Field Instrument

June 4, 2024 — Researchers develop a tool for measuring the viscosity of lava that could increase our understanding of molten rock as well as better improve models of its movement, giving authorities crucial ...

Earth Scientists Describe a New Kind of Volcanic Eruption

May 27, 2024 — By analyzing the dynamics of 12 back-to-back explosions that happened in 2018, researchers describe a new type of volcanic eruption mechanism. The explosions were driven by sudden pressure increases ...

Highly Sensitive Fiber Optic Gyroscope Senses Rotational Ground Motion Around Active Volcano

May 21, 2024 — Researchers have built a prototype fiber optic gyroscope for high resolution, real-time monitoring of ground rotations caused by earthquakes in the active volcanic area of Campi Flegrei in Naples, ...

Clues from Deep Magma Reservoirs Could Improve Volcanic Eruption Forecasts

May 10, 2024 — New research into molten rock 20km below the Earth's surface could help save lives by improving the prediction of volcanic ...

Cloud Engineering Could Be More Effective 'Painkiller' for Global Warming Than Previously Thought

Apr. 11, 2024 — Cloud 'engineering' could be more effective for climate cooling than previously thought, because of the increased cloud cover produced, new research ...

Biggest Holocene Volcano Eruption Found by Seabed Survey

Feb. 22, 2024 — A detailed survey of the volcanic underwater deposits around the Kikai caldera in Japan clarified the deposition mechanisms as well as the event's magnitude. As a result, the research team found ...

Massive 2022 Eruption Reduced Ozone Layer Levels

Nov. 20, 2023 — The Hunga Tonga-Hunga Ha'apai volcano changed the chemistry and dynamics of the stratosphere in the year following the eruption, leading to unprecedented losses in the ozone layer of up to 7% ...

Human Emissions Increased Mercury in the Atmosphere Sevenfold

Nov. 1, 2023 — Researchers estimated that before humans started pumping mercury into the atmosphere, it contained on average about 580 megagrams of mercury. However, in 2015, independent research that looked at all ...

Mystery of Volcanic Tsunami Solved After 373 Years

Oct. 26, 2023 — The explosion of the underwater volcano Kolumbo in the Aegean Sea in 1650 triggered a destructive tsunami that was described by historical eye witnesses. A group of researchers has now surveyed ...

California Supervolcano Is Cooling Off but May Still Cause Quakes

Oct. 18, 2023 — New high-resolution images of the Long Valley Caldera indicate that the subsurface environment is cooling off, releasing gas and fluids that contribute to seismic ...

Volcanic Ash Effects on Earth Systems

Oct. 4, 2023 — To bridge the knowledge gap between volcanologists and atmospheric scientists working on climate change and observing global systems, researchers have characterized volcanic ash samples from many ...

Crucial Third Clue to Finding New Diamond Deposits

Sep. 19, 2023 — Researchers studying diamond-rich rocks from Western Australia's Argyle volcano have identified the missing third key ingredient needed to bring valuable pink diamonds to the Earth's ...

Two out of Three Volcanoes Are Little-Known. How to Predict Their Eruptions?

Aug. 31, 2023 — What is the risk of a volcano erupting? To answer this question, scientists need information about its underlying internal structure. However, gathering this data can take several years of fieldwork, ...

Atmospheric Circulation Weakens Following Volcanic Eruptions

Aug. 23, 2023 — An international team of scientists found that volcanic eruptions can cause the Pacific Walker Circulation to temporarily weaken, inducing El Niño-like conditions. The results provide important ...