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TIL During the 1902 Pennsylvania gubernatorial race Governor Samuel W. Pennypacker was depicted as a parrot so he passed the Salus-Grady libel law which banned representing politicians as animals. Cartoonist all over the nation responded by drawing politicians as vegetables and inanimate objects.

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XlRj TIL that human races do not exist taxonomically. A fixation index of 0.25 is required for a species to have various sub-species. Humans have a fixation index of 0.11, less than half of the required criteria of genetic diversity needed for the existence of sub-species or races.
DQnwp TIL that Mars Express, the first planetary mission attempted by the European Space Agency, is still fully functioning and making scientific discoveries, after entering Martian orbit over 19 years ago.
pQbp TIL A recent study of toxoplasmosis shows no link with behavioral abnormalities
GYYm4 TIL Antarctica is classified as a desert because it has less than 25 cm rain per year.
WkOwN TIL that during the 1960s, North Korea and China fought a number of border skirmishes over the Paektusan mountain