sulfur cycle Archives

Sediment core sampling procedure adapted from the expedition’s press release (Schmidt Ocean Institute, SOI), licensed under CC BY 4.0 -- CAB

Analog Studies, Away Teams & Field Reports, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Genomics, Proteomics, Bioinformatics, Habitable Zones, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Microbiology & Virology, Nomenclature, Systematics, Natural History, Press Release, ROVs/Submersibles/Diving, Sample Return, Water/Hycean Worlds & Oceanography

New Sulfur-dependent Ecosystem In A Gas Vent In The Depths Of The Chilean Pacific

by Keith CowingMay 7, 2026May 7, 2026

Unlike most similar emanations described to date, this one shows no evidence of methane emission or consumption. The absence of this molecule and its abundance of sulfur make it a […]

Scheme of MISO bacteria on an iron(III) oxide mineral particle. Credit Alexander Loy

Astrogeology, Biochemistry & Organic Chemistry, Biophysics, Biosignatures & Paleobiology, Extremeophiles and Extreme Environments, Genomics, Proteomics, Bioinformatics, Microbiology & Virology, Press Release, Sample Return

Bacteria That Breathe Rocks And Sulfur

by Keith CowingAugust 29, 2025August 29, 2025

An international team of scientists led by microbiologists Marc Mussmann and Alexander Loy from the University of Vienna has discovered a new microbial metabolism: so-called MISO bacteria “breathe” iron minerals […]