Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Using 11 years of magnetic field measurements from the ...

Using 11 years of magnetic field measurements from the European Space Agency's Swarm satellite constellation, scientists have discovered that the weak region in Earth's magnetic field over the South ...

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Our planet’s magnetosphere has seen dramatic shifts across its history—even total reversals—but this recent wrinkle doesn’t pose a threat to life Earth’s magnetic field surrounds the planet, with ...

For years, NASA has monitored a strange anomaly in Earth's magnetic field: a giant region of lower magnetic intensity in the skies, stretching out between South America and southwest Africa. This vast ...

A weak spot in the Earth's magnetic field is growing over the South Atlantic Ocean, according to more than a decade's worth of satellite data collected by scientists. The magnetic field surrounding ...

The weak spot in Earth’s magnetic field, a region over the South Atlantic where the field’s strength is significantly reduced compared to its surrounding area, has grown by an area nearly the size of ...

Earth’s magnetic field has been acting restless, with the north magnetic pole racing across the Arctic and the field itself weakening in some regions. Those shifts have fueled viral claims that a ...

Magnetic anomaly detection encompasses a suite of methods for identifying disruptions in the Earth’s ambient magnetic field caused by ferromagnetic objects or geological structures. Fundamental ...