"There’s something special happening in this region that is causing the field to weaken in a more intense way." ...

The South Atlantic Anomaly, a huge weak spot in the geomagnetic field off South America, has expanded and sprouted a lobe in ...

The weak spot, known as the South Atlantic Anomaly, was identified in the 19th century and expanded in recent years.

The South Atlantic Anomaly (SAA), a known region of Earth’s magnetic field weakness, has been under the observation of the ...

Satellite data reveal that a weak region in Earth's magnetic field has grown by an area roughly half the size of continental ...

A notorious weak spot in Earth’s magnetic shield is growing larger and weaker. This is the conclusion of a new analysis of ...

A giant dent in Earth's magnetic field is continuing to expand, according to the latest data from a trio of satellites ...

New satellite data show Earth’s magnetic field changing fast, with a growing weak spot over the South Atlantic.

New data from the European Space Agency’s Swarm satellite constellation reveals a dynamic shift in the South Atlantic Anomaly ...

Per the ESA, this phenomenon can be best explained by strange behaviors far within the Earth at the boundary where the Earth's liquid outer core meets the rocky mantle layer. This boundary, referred ...

Using 11 years of magnetic field measurements from the European Space Agency's Swarm satellite constellation, scientists have ...

Scientists have discovered that a weak spot in Earth’s magnetic field—known as the South Atlantic Anomaly—is continuing to ...