Seven years ago MKULTRA_Escapee posted an excellent summary to r/Aliens of the 1056CE – 1063CE sightings of a brightly luminous trans-medium lake "pearl" and clamshell object that was published in 1088CE by Chinese science and technology writer (among many other things) Shen Kuo ( https://baike.baidu.com/item/%E6%B2%88%E6%8B%AC/38436?fromModule=lemma_inlink ) in his "Dream Pool Essays" ( https://en.wikipedia.org/wiki/Dream_Pool_Essays ). See the original post at: https://www.reddit.com/r/alie...