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bacteria & microbes

A piece of permafrost soil falling into the ocean in Alaska
Posted inNews

In Arctic Soils, Methane-Eating Microbes Just Might Win Out over Methane Makers

by Nathaniel Scharping 31 October 202531 October 2025

Methanotrophs, including those that capture methane from the air, seem to outcompete methanogens in dry environments, a new study shows.

Superficie cubierta de nieve con manchas oscuras de tierra al descubierto. Sale vapor de algunas manchas.
Posted inNews

A medida que el Ártico se calienta, los suelos pierden nutrientes clave

Javier Barbuzano, Science Writer by Javier Barbuzano 24 October 202524 October 2025

El cambio climático calienta tanto el aire y el océano, como el suelo, donde los procesos clave que determinan la fertilidad y la captura de carbono operan en un delicado equilibrio.

Pieces of gray rock are embedded in a small plastic disk and held by a hand wearing a blue glove.
Posted inNews

A Flash, a Boom, a New Microbe Habitat

Katherine Kornei, Science Writer by Katherine Kornei 17 October 202517 October 2025

After an asteroid struck Finland long ago, microscopic life colonized the impact site within a few million years, new research reveals.

An aerial photo of Alaska’s Copper River Delta
Posted inResearch Spotlights

Tectonics and Climate Are Shaping an Alaskan Ecosystem

by Nathaniel Scharping 16 October 202516 October 2025

Biogeochemical research reveals the web of forces acting on a high-latitude microbe community in the Copper River Delta.

An aerial photo of a research team standing on ice with a research vessel looming in the background.
Posted inNews

Ice Diatoms Glide at Record-Low Temperatures

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 7 October 20257 October 2025

New observations reveal how microscopic organisms move through polar ice and illustrate how they may have evolved to thrive in extreme environments.

两个人站在靠近冰水和冰川的雪景中,举着一根大约是他们两倍高的黑色杆子。
Posted inResearch Spotlights

微生物能在地球大气中繁衍生息吗?还是仅能勉强存活?

by Rebecca Owen 25 September 202525 September 2025

一种自下而上的建模方法让科学家得以更深入地了解大气中的微生物群落。

在显微镜下,一系列形状,包括圆形、矩形和圆角菱形,在黑色背景下发出蓝色和黄色光芒。
Posted inResearch Spotlights

南极洲附近神秘的明亮水域解密

Sarah Stanley, Science Writer by Sarah Stanley 18 September 202518 September 2025

南大洋的一个偏远海域因壳状硅藻的光泽而在卫星图像中呈现出格外明亮的反光效果。

A series of shapes, including circles, rectangles, and rounded diamonds, glow blue and yellow against a black background under a microscope.
Posted inResearch Spotlights

Mysteriously Bright Waters near Antarctica Explained

Sarah Stanley, Science Writer by Sarah Stanley 12 September 202518 September 2025

Shiny-shelled diatoms make a remote part of the Southern Ocean appear especially reflective in satellite imagery.

Dos personas se encuentran en un paisaje nevado, cerca de aguas heladas y glaciares, sosteniendo un poste negro que tiene aproximadamente el doble de su altura.
Posted inResearch Spotlights

¿Pueden los microorganismos prosperar en la atmósfera terrestre o simplemente sobreviven allí?

by Rebecca Owen 9 September 20259 September 2025

Un enfoque de modelización ascendente podría acercar a los científicos a la comprensión de las comunidades de microbios en la atmósfera.

A cluster of small, shiny red objects is attached to the roots of a plant.
Posted inNews

Nitrogen Needs Could Be Limiting Nature’s Carbon Capacity

by Rebecca Owen 25 August 202525 September 2025

A new study suggests that past calculations of biological nitrogen fixation were overestimated by up to 66%—and that farms growing nitrogen-fixing crops may be filling in the gaps, for better or worse.

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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

Global Climate Models Need the Nitrogen Cycle—All of It

30 October 202530 October 2025
Editors' Highlights

Voicing Farmers’ Concerns on the Future of Agriculture

31 October 202531 October 2025
Editors' Vox

Publishing Participatory Science: The Community Science Exchange

20 October 202517 October 2025
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