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bacteria & microbes

Scientists take spectrometric readings at a rock outcrop in Western Australia
Posted inFeatures

Mars 2020 Team Using Australian Rocks in Search for Life on Mars

by A. J. Brown, C. E. Viviano and T. A. Goudge 2 July 202022 September 2022

Scientists are investigating evidence of ancient terrestrial microbes preserved in Australia as well as mineral maps derived from Mars orbiter data to shed light on how to search for life on Mars.

A rock pile in the Atacama Desert, Chile, with one rock in focus and two people standing in the background
Posted inNews

Desert Microbes Mine for Water

Lesley Evans Ogden, Science Writer by Lesley Evans Ogden 29 June 20204 January 2023

Scientists studying a cyanobacterium isolated from rock samples in the Atacama Desert found out how the bacteria extract water to live. Their results may help identify likely sites for life on Mars.

Chart showing percent of gram-positive isolates from sampling
Posted inEditors' Highlights

Dangerous Bacteria Catch a Ride on Saharan Dust

by Gabriel Filippelli 19 June 20202 February 2022

Saharan dust events can spread bacterial pathogens over long distances, but we may be able to predict the human health risk from exposure.

Candidatus Macondimonas diazotrophica visible both inside and around the edges of oil droplets
Posted inFeatures

Deepwater Horizon: La Plataforma Petrolera y el Surgimiento de las Técnicas Ómicas

by J. Kostka, S. B. Joye and Rita R. Colwell 29 May 202018 May 2022

Las técnicas de genómica microbiana llegaron a su madurez después del derrame de Deepwater Horizon, ofreciendo a los investigadores una visión incomparable de cómo los ecosistemas responden a tales desastres ambientales.

Dark water and lighter-colored wave bubbles
Posted inNews

Shedding New Light on the Nitrogen Cycle in the Dark Ocean

Jon Kelvey, Science Writer by Jon Kelvey 6 May 202011 October 2022

Researchers find that the key players in nitrification may already be known.

A stream in the Zackenberg Valley of northeastern Greenland
Posted inResearch Spotlights

How Will Climate Change Affect Arctic Stream Slime?

Kate Wheeling, freelance science writer by Kate Wheeling 15 April 202024 February 2023

Rising temperatures and thawing permafrost will change nutrient concentrations in Arctic waterways, which will influence the growth of biogeochemically important biofilms.

Metal drill going into ice hole
Posted inNews

A Subglacial Lake in Antarctica Churns Out Nutrients

Katherine Kornei, Science Writer by Katherine Kornei 8 April 202029 April 2022

Eight hundred meters below the West Antarctic Ice Sheet, microbes in subglacial Lake Whillans create organic carbon that helps power the Southern Ocean’s vast food chain.

Beach on barrier island Spiekeroog in Germany
Posted inResearch Spotlights

Microbial Mechanisms Change with the Seasons

Elizabeth Thompson by Elizabeth Thompson 1 April 202012 October 2022

Microbes living in the sand on a barrier island alter the way they break down organic matter as their environment changes throughout the year, which has implications for the surrounding water column.

Candidatus Macondimonas diazotrophica visible both inside and around the edges of oil droplets
Posted inFeatures

Deepwater Horizon and the Rise of the Omics

by J. Kostka, S. B. Joye and Rita R. Colwell 25 March 202018 May 2022

Microbial genomics techniques came of age following the Deepwater Horizon spill, offering researchers unparalleled insights into how ecosystems respond to such environmental disasters.

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.”

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