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18

TIL that the invention of glass milk bottles played a key role in public health and pasteurization.

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a8gaM TIL That Gerorges Lemaitre, the man who first theorized an expanding universe and Big Bang Theory, was also a priest, soldier, theoretical physicist, mathematician, astronomer, and professor of physics at a university.
95j7 TIL The biggest solar storms in history was recorded in 1989. The storm was so massive that the Northern Lights could be seen in southern states like Florida
60lQ TIL when a high school in Pennsylvania issued MacBooks to its students, they remotely activated the webcams to take automatic photos of the students every 15 minutes. They took over 56,000 webcam shots before getting busted. They were sued for $610,000.
jNOGQ TIL that when Argentina were poised to invade Chile in 1978 during Operation Soberanía, Chile drew up plans to poison the water supply of Buenos Aires in retaliation [article in Spanish]
neY5G TIL: A major contributor to the first edition of the Oxford English Dictionary was an insane murderer who made submissions for several years before the editor attempted to visit him finding he lived in an asylum.