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TIL: Albert Einstein invented a green refrigerator. It had no moving parts, used not-greenhouse affecting chemicals, and only required a heat source to run.

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yMwe TIL that after Congressman John Rankin refused to sit next to Adam Clayton Powell Jr. because of the colour of his skin, Powell found every opportunity possible to sit close to the Mississippi Congressman. On one occasion Powell followed him from seat to seat until Rankin had moved five times.
7rDgp TIL that 7-Up was invented in Saint Louis
69lOJ TIL of the European Spreadsheet Risk Interest Group; a voluntary, non-profit organization focused on addressing the risks associated with using spreadsheets in business and other critical applications.
LkOpZ TIL on 2009 Stephen Hawking held a party open to all, but only publicized the party after it was over so that only time-travellers would know to attend; as expected, nobody showed up to the party.
0w9mM TIL of Princess Alexandrine of Prussia, the eldest daughter of Wilhem, German Crown Prince, and Cecilie of Mecklenburg-Schwerin.She was born with Down Syndrome, however, unlike other royal children with special needs, she was not hidden away and appeared in family photographs and at special events.