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Blog post: swansont: I Love it When a Plan Comes Together

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Ancient text gives clue to mysterious radiation spike

 

An eerie "red crucifix" seen in Britain's evening sky in ad 774 may be a previously unrecognized supernova explosion — and could explain a mysterious spike in carbon-14 levels in that year's growth rings in Japanese cedar trees. The link is suggested today in a
Nature
Correspondence by a US undergraduate student with a broad interdisciplinary background and a curious mind.

 

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