• About
  • Sections
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Science Policy Tracker
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos
  • AGU.org
  • Career Center
  • Join AGU
  • Give to AGU
  • About
  • Sections
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Science Policy Tracker
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos
Skip to content
  • AGU.org
  • Career Center
  • Join AGU
  • Give to AGU
Eos

Eos

Science News by AGU

Support Eos
Sign Up for Newsletter
  • About
  • Sections
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Science Policy Tracker
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos

bacteria & microbes

Photograph of biogeochemist Jordon Hemingway collecting a sediment sample from the Thjórsá River in southern Iceland
Posted inNews

The Jail That Keeps Oxygen in the Air

Lucas Joel by L. Joel 25 July 201922 February 2022

Oxygen shouldn’t be in the air we breathe. But it is, and the reason why is almost criminal.

An illustration showing microscopic colloidal particles adhered to sand grains in an aquifer from which groundwater is being pumped to the surface via a well.
Posted inResearch Spotlights

Treating Colloids as Clusters Better Predicts Their Behavior

by Terri Cook 25 July 20196 February 2023

New research suggests that an accurate prediction of colloidal particle mobilization in the environment should account for the effect of clustering.

Steam rises from garbage and a polluted river.
Posted inNews

Antibiotics Are Flooding Earth’s Rivers

Lucas Joel by L. Joel 5 July 20196 March 2023

The drugs can lead to drug-resistant bacteria and deadly infections.

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.

Photo of a river limned by marshlands
Posted inResearch Spotlights

Tracking Dissolved Organic Matter in Coastal Ecosystems

Elizabeth Thompson by Elizabeth Thompson 6 June 201926 March 2024

Dissolved organic matter supports aquatic food webs and holds as much carbon as the atmosphere. A new study tracks which sources and processes play the biggest role in coastal systems.

Tara Oceans expedition ship in the Arctic
Posted inNews

Marine Virus Survey Reveals Biodiversity Hot Spots

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 3 May 201918 October 2022

Ocean samples collected from around the world produced a twelvefold increase in the number of marine viruses known. A portion of the Arctic Ocean has “surprisingly high diversity.”

Tracers of ecosystem respiration
Posted inResearch Spotlights

Understanding Stream Metabolism with Reactive Tracers

Aaron Sidder, freelance science writer by Aaron Sidder 29 April 20197 March 2022

When the blue dye resazurin encounters living microorganisms, it transforms into fluorescent pink resorufin and helps scientists understand ecosystem respiration, but it has its limitations.

Meltwater flows in a canyon around 30 meters deep in Greenland.
Posted inResearch Spotlights

Mapping Ice Algal Blooms from Space

by E. Underwood 17 April 20196 July 2022

Satellite data reveal how colorful algae are melting the Greenland ice sheet.

Close-up photo of a rock
Posted inNews

For Some Copper Deposits, Microbes Make Minable Minerals

by H. Gavin 10 April 201914 February 2023

Copper ores were long thought to form through purely chemical processes, but a recent study provides the strongest evidence yet that microbial metabolism drives mineral production.

Posted inEditors' Highlights

Baltic Bacterial Blooms Over the Millennia

by E. Thomas 15 February 201917 February 2023

Eutrophication not only is a present-day anthropogenic phenomenon in the southern Baltic but also occurred over the past few millennia, with cyanobacterial blooms during times of climate warming.

Posts pagination

Newer posts 1 … 12 13 14 15 16 … 19 Older posts
A view of a Washington, D.C., skyline from the Potomac River at night. The Lincoln Memorial (at left) and the Washington Monument (at right) are lit against a purple sky. Over the water of the Potomac appear the text “#AGU24 coverage from Eos.”

Features from AGU Publications

Research Spotlights

Strong Tides Speed Melting of Antarctic Ice Shelves

8 September 20258 September 2025
Editors' Highlights

Quantifying Predictability of the Middle Atmosphere

5 September 20255 September 2025
Editors' Vox

Experienced Researcher Book Publishing: Sharing Deep Expertise

3 September 202526 August 2025
Eos logo at left; AGU logo at right

About Eos
ENGAGE
Awards
Contact

Advertise
Submit
Career Center
Sitemap

© 2025 American Geophysical Union. All rights reserved Powered by Newspack