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TIL that British researchers developed a pheromone-derived odorant that men perceive as ‘threatening’. Collection agencies purchased it at £3000/g after realizing that spraying it on bills increased payment rates by 17%

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p8wrG TIL that the world is facing a global sand crisis because sand and gravel mining greatly exceeds natural renewal rate.
eKpJ TIL The real Mark Zuckerberg had never heard of an Appletini before he watched ‘The Social Network’. After he tried one, he liked it so much he made the Appletini Facebook’s official drink.
N7Eeb TIL that over 1 million people are buried on a small island in NY. Hart Island has been home to a confederate prison, asylum and “boys reformatory” dating as far back as 1869. Many of New York’s most vulnerable have found their way to this island and are laid in mass graves 3 caskets deep.
KOQKB TIL while both tea and coffee plants produce caffeine, this trait evolved independently - meaning caffeine production developed at least twice.
4XrY5 TIL that there is a condition Uterus Didelphys where a person has a double uterus with two separate cervices. In some instances there have been twin births where each uterus carried a separate pregnancy.