Typical amounts of solar particles hitting the Earth’s magnetosphere can be beautiful, but too much could be catastrophic. Svein-Magne Tunli - tunliweb.no/Wikimedia

Solar storm knocks out farmers’ high‑tech tractors – an electrical engineer explains how a larger storm could take down the power grid and the internet

Every few centuries the Sun blasts the Earth with a huge amount of high-energy particles. If it were to happen today, it would wreak havoc on technology.

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