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TIL that when Theodore Roosevelt’s parents were unsatisfied with his and the other children’s command of German, they shipped them off to live in Dresden for 5 months with a German family

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O7Ja TIL that under CEO Carly Fiorina, HP sold over $120 million in computers and printers to Iran despite US sanction policy, through a foreign subsidiary
R5MGQ TIL that satellites in geosynchronous orbit generally retain a spacing of at least 73 km's from one another.
XGnj TIL Injecting the blood of young mice into old mice can reverse or slow aging and humans also have these same proteins.
p8JRe TIL the Shrine of Rememberence in Melbourne, Australia was desiged with a cutout in the roof such that sunlight only shines through on the eleventh hour of the eleventh day of the eleventh month. It lights up the word "Love" in the inscription during the moment of silence.
xV1X0 TIL that in order to be officially considered a new element, an isotope must have a lifetime of at least 10^-14 seconds, as this is approximately how long it takes for a nucleus to grab hold of its electrons and become chemically stable.