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TIL that the Sun contains 99.86% of the mass in the solar system.

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via reddit.com

p8ePZ TIL that the flags planted on the moon (Apollo 11) were purchased by a NASA secretary who went to Sears and bought off-the-shelf nylon flags for $5.50 USD (1969). These flags are still “flying” and held aloft by their poles.
r7ne TIL One of the 3 Lethal Injection drugs paralyzes the prisoner. This makes their death look peaceful to onlookers, but can hide suffering.
8N54 TIL: Sugar used to be sold in loaves, and you’d cut it with something called “sugar nips”
R7y9a TIL that during the 1965 Algerian coup d'état that overthrew Ahmed Ben Bella, army units who were moving through the streets of Algiers didn't raise alarm because they were mistaken for extras for the film "The Battle of Algiers", which was being filmed in the capital at the time.
e0xWb TIL about Pavlik Morozov: a Ukrainian boy who was indoctrinated by the Young Pioneers, turned his parents in to the police for hiding grain, and actively participated in their assassination. He was then killed by his grandfather for betraying his family. Pavlik was celebrated as a martyr by Soviets.