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magnetic fields & magnetism

Composite image of a solar eruption
Posted inNews

Watching a Solar Event from All Angles

by Collin Blinder 2 January 20252 January 2025

A fleet of spacecraft captured unprecedented details of the major solar outbursts in May and June 2024.

The grayscale surface of an asteroid with many boulders
Posted inNews

Magnetic Meteorites May Explain How the Solar System Assembled

by Jenna Ahart 12 December 202412 December 2024

Faint magnetic properties in primitive asteroid fragments suggest an early magnetic field strong enough to shepherd the growth of the outer planets.

Posted inNews

Straightening Out Uranus’s Magnetosphere

Damond Benningfield, Science Writer by Damond Benningfield 6 December 20246 December 2024

New analysis of Voyager 2 observations shows that the craft arrived amid gusty solar wind, muddying our ideas about the giant planet.

Una ilustración mostrando la Corriente de Florida entre Florida y las Bahamas
Posted inNews

La corriente de Florida podría estar desacelerándose, pero no por mucho

by Grace van Deelen 21 November 202419 December 2024

Una corrección necesaria a un conjunto de datos ampliamente utilizados redujo las estimaciones de los científicos de cómo se ha debilitado la circulación oceánica.

8 close-up images of rock.
Posted inEditors' Highlights

The Future of Martian Paleomagnetism

by Anna Mittelholz 12 November 20248 November 2024

Samples collected by the Perseverance Rover have great potential for providing insights into the history of Mars’ magnetic field.

An illustration showing the Florida Current, a flow of ocean water between Florida and the Bahamas.
Posted inNews

The Florida Current May Be Slowing Down, but Not by Much

by Grace van Deelen 7 October 202421 November 2024

A needed correction to a widely used data set reduced scientists’ estimates of how ocean circulation has weakened.

A submersible vessel explores a polymetallic nodule field on the seafloor in the Pacific Ocean.
Posted inResearch Spotlights

The Unexpected Role of Magnetic Microbes in Deep-Sea Mining

Aaron Sidder, freelance science writer by Aaron Sidder 26 September 202424 April 2025

A new study highlights the co-occurrence of magnetic bacteria and polymetallic nodules and may offer insights into how the mineral-rich nodules form on the ocean floor.

解释明显异常数据的两种简单情况的其中一种:山弯构造弯曲。图片来源
Posted inEditors' Highlights

地心轴向偶极子假说足矣!

by Daniel Pastor-Galán 25 September 202425 September 2024

在中国的一项详尽的研究发现在新元古代早期没有援引极端真正极移或异常地磁场的必要。

Posted inResearch Spotlights

南海微生物可能形成磁铁矿

Rachel Fritts, Science Writer by Rachel Fritts 23 August 202423 August 2024

研究人员对沉积物岩心进行了采样,发现磁铁矿丰富的地方也存在产甲烷细菌。

A 360° image of the night sky with a dark green hue
Posted inNews

Scientists Captured the First Glimpse of a Rare Polar Aurora

Javier Barbuzano, Science Writer by Javier Barbuzano 8 August 20248 August 2024

After a decade-long search, scientists captured a type of elusive aurora on camera.

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Features from AGU Publications

Research Spotlights

On the Origins of Subantarctic Mode Waters

2 June 20252 June 2025
Editors' Highlights

Seasonal Iron Cycle and Production in the Subantarctic Southern Ocean

29 May 202529 May 2025
Editors' Vox

Keeping Soil Healthy: Why It Matters and How Science Can Help

29 May 202529 May 2025
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