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bacteria & microbes

Clay chemist Lynda Williams holds a handful of green clay, which she shows has healing properties.
Posted inNews

Healing Power of Clay? Not as Off-the-Wall as You Might Think

by H. Hagemann 12 December 201811 January 2022

An ancient folk remedy, blue-green iron-rich clay, kills antibiotic-resistant bacteria using a one-two punch, a new study shows.

This lagoon appeared in 2017 in Chile’s Atacama Desert and evaporated months later.
Posted inNews

Atacama Desert’s Unprecedented Rains Are Lethal to Microbes

Katherine Kornei, Science Writer by Katherine Kornei 12 November 201812 April 2022

Rainfall in the driest parts of Chile’s Atacama Desert in 2017 resulted in hypersaline lagoons that killed the majority of microbes adapted to millions of years of arid conditions.

Venus’s clouds as seen by Mariner 10 in 1974
Posted inNews

Could Life Be Floating in Venus’s Clouds?

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 7 November 20188 September 2022

If present, microbes could explain evolving patterns in the planet’s atmosphere when observed in ultraviolet light.

Aerial view of Archipelago Sea
Posted inNews

Just How Anomalous Is the Vast Baltic Sea Dead Zone?

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 30 July 20183 March 2023

Newly drilled cores from the Baltic Sea reveal 1,500 years of deoxygenation history. The record sheds light on the dire state of the Baltic Sea today.

Strain of the Vibrio cholerae bacterium that causes cholera outbreaks
Posted inEditors' Vox

Microbes Meet Geoscientists

by D. Ceccarelli, Antarpreet Jutla and Rita R. Colwell 23 July 20189 September 2024

A new collaboration brings together the two worlds of microbiology and geoscience with the common goal of improving public health outcomes.

Drawing of sea life that flourished after the Ordovician Period ended with a mass extinction event 445 million years ago.
Posted inNews

Tiny Algae May Have Prompted a Mass Extinction

Katherine Kornei, Science Writer by Katherine Kornei 11 July 201830 January 2023

Dead algae sinking to the ocean floor may have sequestered carbon 445 million years ago, triggering the glaciation that accompanied the Late Ordovician mass extinction.

A photograph taken from Alvin, a manned deep-ocean research submersible, collecting sediment cores at the ocean floor of the Dorado Outcrop in 2014.
Posted inResearch Spotlights

Life and Death in the Deepest Depths of the Seafloor

by S. Witman 15 June 201812 April 2022

Lacking light and energy, under-seafloor microbes rely on ancient organic materials to survive.

Researchers look to bacterial DNA to understand river flow.
Posted inResearch Spotlights

Using Microbes to Predict the Flow of Arctic Rivers

by E. Underwood 15 May 20184 January 2023

Bacterial DNA provides a good estimate of river discharge.

Researchers examine a critical ecosystem transition in Tasmania to understand ecosystem resilience.
Posted inResearch Spotlights

Australian Algae Aid Understanding of Ecosystem Resilience

by S. Witman 13 April 20182 November 2021

Wildfires may have driven a critical ecosystem transition in Tasmania’s Lake Vera more than 800 years ago.

Frequent saltwater incursions make this area inhospitable, but certain microbes thrive in those conditions, creating extensive microbial mats that gradually turn into calcite and dolomite rock.
Posted inNews

Images Suggest a Viral Role in Some Rock Formation

Bas den Hond, Science Writer by Bas den Hond 26 March 201822 February 2022

Viruses might have helped transform dense bacterial colonies into a type of sedimentary rock that is frequently associated with underground oil reserves.

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Features from AGU Publications

Research Spotlights

Global Observations Reveal Rapid Reorganization of Ocean Nutrients

12 March 202612 March 2026
Editors' Highlights

Robustness Through Diversity: Learning from Heterogeneous Aquifers

12 March 202612 March 2026
Editors' Vox

Introducing the New EIC of Paleoceanography and Paleoclimatology

12 March 202612 March 2026
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