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hydrothermal systems

Drill rig in water
Posted inNews

Chicxulub Impact Crater Hosted a Long-Lived Hydrothermal System

Katherine Kornei, Science Writer by Katherine Kornei 30 June 20207 March 2022

Chemical and mineralogical evidence of fluid flow—potentially conducive to microscopic life—was revealed in rock cores extracted from the crater’s “peak ring.”

Hellisheiði Geothermal Power Station with steam plumes sitting amid green hills
Posted inNews

Basalts Turn Carbon into Stone for Permanent Storage

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 20 March 202022 November 2021

Scientists have shown that mineral carbonation can permanently capture and store carbon quickly enough and safely enough to rise to the challenge of climate change.

Researchers hold up petri dish of cultured fungi
Posted inNews

Microbes Discovered Hanging Out in the Ocean’s Crust

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 11 March 202010 November 2021

“The lower ocean crust is one of the last frontiers of the exploration for life on Earth.”

A synthetic seep generator for calibrating gas bubble echo sounding data is deployed into New Zealand’s Bay of Plenty.
Posted inScience Updates

Gas Bubble Forensics Team Surveils the New Zealand Ocean

by G. Lamarche, Y. Le Gonidec, V. Lucieer, Y. Ladroit, T. Weber, A. Gaillot, E. Heffron, S. Watson and A. Pallentin 26 September 201929 March 2023

An international research group recorded the acoustic signatures of gas bubbles rising from a hydrothermal vent field to gather clues about greenhouse gases escaping into the atmosphere.

Sea spider
Posted inGeoFIZZ

Extreme Life and Where to Find It

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 6 September 201929 September 2021

Life finds a way in the most extreme environments on Earth and sparks the imagination about far-off places where we may yet find it.

The magma system underneath Lipari is connected to a fault system formed by tectonic activity rather than to volcanoes.
Posted inScience Updates

Seismic Sensors Probe Lipari’s Underground Plumbing

by F. Di Luccio, P. Persaud, L. Cucci, A. Esposito, G. Ventura and R. W. Clayton 15 July 201911 May 2022

An international team of scientists installed a novel, dense network of 48 seismic sensors on the island of Lipari to investigate the active magma system underground.

View from the north of the Krafla power plant in Iceland’s Krafla caldera.
Posted inScience Updates

Planning an International Magma Observatory

by J. Eichelberger 25 June 20199 March 2023

A planned project will drill into a magma reservoir in Iceland that has never erupted to the surface, giving scientists a fresh look at Earth’s underground “plumbing.”

Photo of rocky hot springs covered by yellow microbial mats
Posted inNews

Microbes Spotted in “Polyextreme” Hot Springs

Katherine Kornei, Science Writer by Katherine Kornei 24 June 20194 January 2023

Hot springs that are as acidic as battery acid are home to single-celled microorganisms that may indicate that life could have been sustained on ancient Mars.

Carbonate mineral towers in the Lost City, an undersea hydrothermal field in the Atlantis Massif in the Mid-Atlantic Ridge
Posted inScience Updates

In Search of Life Under the Seafloor

by G. L. Früh-Green and B. N. Orcutt 10 January 201914 March 2023

A multinational research team drilled into the seafloor to see whether chemical processes in exposed shallow mantle rocks could generate nutrients to support life in the subsurface.

A scientist at Kīlauea gathers molten lava samples for research and monitoring of lava composition and chemicals.
Posted inFeatures

Lava Clues Chronicled Kīlauea’s Unusual 2018 Eruption

Ilima Loomis, Science Writer by Ilima Loomis 26 December 20189 November 2021

Samples from Kīlauea volcano’s extraordinary eruption that began last May could offer important insights into the behavior of volcanoes and the underlying mantle.

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