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TIL Quaker Oats fed disabled children radioactive oatmeal

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ADM1d TIL Not everyone can hear a low, rumbling, 'windy' sound between their ears when they shut their eyes really hard. This sound is caused by a muscle in the ear that only some people can contract voluntarily.
R7r6j TIL Tyler Perry’s films are so profitable because he uses his own studios (Tyler Perry Studios), which occupy two former Delta Air Lines affiliated buildings including over 200,000 sq ft. of sets and office space. The Walking Dead also utilizes Tyler Perry Studios to film scenes in The Kingdom.
Jv9Q TIL in 1810 London came to a standstill from a prank by Theodore Hook who sent out thousands of letters requesting services that included hundreds of coal deliveries, wedding cakes, priests, lawyers, doctors, chimney sweeps, and over a dozen pianos to be delivered to the same address.
X8AR TIL Sea-Monkeys appeared to “hatch instantly” when you emptied the egg packet into the water because the “Water Purifier” packet used 24 hours earlier also contained eggs.
kJ65g TIL Domestic Dogs are the only species to understand pointing gestures!