Japanese researchers look at 800-year-old books and trees for signs of extreme solar events
(Left) An Edo-period illustration of Fujiwara no Teika. (Right) A hand-copied version of Fujiwara no Teika’s diary, Meigetsuki, from the Edo period. The page shown includes references to “red lights in the northern sky” on the right-hand side.
© (Left) Kikuchi Yosai (Public domain). (Right) National Archives of Japan (Public domain)
OIST’s recent research has been featured on The Japan Times.
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