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Deep & Emerging Tech·September 2, 2026·1 min read

Earth may have lost the Sun’s protective shield millions of years ago

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Evidence that Earth’s climate was shaped by the Sun’s galactic travels and ancient superflares is a reminder that long-term risk lives at system scales we barely model. For operators in space, energy, and resilience, it’s another nudge to treat extreme, low-frequency events as design inputs, not science fiction.