How solar storms threaten Earth's power grids

t3n.de (German)

Severe solar storms pose a significant threat to Earth's power grids and technological infrastructure. Recent solar activity, including a storm on November 12, 2025, caused visible auroras but also highlighted the potential for widespread disruption to satellites, power, and communication systems. Historically, major solar storms occur roughly every 100 years, with the 1921 event disrupting global telegraph and telephone networks.


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How solar storms threaten Earth's power grids | News Minimalist