Hacker News with Generative AI: Geomagnetism

NASA Is Watching a Growing Anomaly in Earth's Magnetic Field (sciencealert.com)
NASA has been monitoring a strange anomaly in Earth's magnetic field: a giant region of lower magnetic intensity in the skies above the planet, stretching out between South America and southwest Africa.
Satellite Drag Analysis During the May 2024 Geomagnetic Storm (arxiv.org)
Near-collapse of the geomagnetic field may have contributed to life on Earth (nature.com)