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TIL the massive decimation of native populations in the Americas in the 1500s led to vast areas of cultivated land reverting to wilderness. This reforestation in turn contributed to a period of global cooling known as the "Little Ice Age"

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rRQme TIL the neck rings don't really stretch the neck, they push the shoulders and clavicles down to create the illusion of a longer neck, and removing them incorrectly may cause death because the neck muscles weaken so much they can't support the head on their own.
4vbw TIL that the entire Pink Floyd Album “Wish you were here” was written in tribute to Lead Singer and Song writer Syd Barrett after he departed the band due to “declining mental health”
GDmQ TIL more than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
4Nnw TIL the first documented case of cancer dates back to Ancient Egypt, in 1500 B.C.
a8Lk9 TIL about Misokinesia the hatred of fidgeting