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TIL One solution to the problem of how to ensure humans don't disturb dangerous nuclear waste dumps in 10,000+ years is to genetically engineer cats to change color in the presence of dangerous radiation, along with folklore establishing such cats as a dangerous omen

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leeV TIL that there is a theory that humans were not fully conscious until 3000 years ago, and that instead people heard their consciousnesses as a separate voice that commanded them, and this may have been the source of the beliefs of many ancient gods.
78QaL TIL much like fair trade exists, in Italy a grassroots movement markets products as anti-mafia protection money in the areas worst effected by it
P1M1w TIL that Japanese mythology describes cats as nasty, evil creatures. Old gray and red or orange cats with long tails are the evilest variety, followed by tricolored ones.
9gJ6 TIL that contrary to their portrayal in Jurassic Park and King Kong, the T-Rex lacked the ability to roar. If it wasn’t silent, it likely could only hiss like a Crocodile.
dWPZ TIL that the oldest known joke in history is an ancient Sumerian joke about a woman farting in her husband’s company.