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TIL about the "Singing Sand Dunes" phenomenon, where certain desert dunes emit a low-pitched hum due to sand grain vibrations under specific conditions

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ADkJ7 TIL HBO had to hire a team of 160 lawyers before releasing its film "Going Clear: Scientology and the Prison of Belief" beause of the Church's litigious nature
OGGN6 TIL about Lochner Vs. NY in which the Supreme Court ruled that a New York law setting maximum working hours for bakers was unconstitutional.
Obx6 TIL the the first vending machine, invented in the first century, dispensed holy water.
bGAp TIL in 1906 the Bronx Zoo exhibited a Congolese pygmy man named Ota Benga in its Monkey House where he slept in a hammock and shot a bow and arrow at a target. Yesterday was the 100th anniversary of his suicide.
1aLZO TIL recent research argues that fear of spiders has cultural rather biological origins, is predominantly found in Western societies, and comes from an association between spiders and illness that started in the 10th century when the spider was blamed for the devastating epidemics that struck Europe.