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TIL The Red Cross sells the blood that people donate

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nkYP TIL “The needs of the many outweighs the needs of the few” has no classical history. It was first spoken by Spock in Star Trek II: The Wrath of Khan.
J19Dm TIL that when Death's-head hawkmoth caterpillars feed on tomato plants, their only food source, the plants release an airborne chemical that warns nearby plants of the impending danger. This causes tomato plants to release a toxin that makes them inedible to the caterpillars, starving them to death.
Yp9PW TIL In the third century the Roman Empire was split into several regions with several leaders. One of those leaders Constantine had ambitions to retake the Roman Empire. He lacked an army large enough to do so. He decided if he converted to Christianity the Christians would fight for him. He won.
1GwD TIL that in Turkey boys aged 6 to 11 become a king for a day during their Sünnet Düğünü - a day of celebration for their circumcision that includes dressing like a king, eating sweets, receiving gifts, and partying with family, friends, and neighbors.
LD5p TIL a radio station played N.W.A.’s song Express Yourself for 24 hours as a protest against censorship after being forced to stop playing Fuck tha Police