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TIL: the first "Earthrise" photo was black and white. Taken before the famous color picture

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Lpo9 TIL some Canadian police departments issue ‘positive tickets’ thanking citizens for doing something good.
4kElN TIL Because passenger airflights aren’t covered by the ADA, wheelchairs can’t be brought onboard. They are regularly returned damaged to their users, who depend on staff for everything from boarding, to using the bathroom, to departing.
grB17 TIL that platypuses (platypi?) don't have nipples and secrete milk through their abdominal skin. Also there are no known pain relief medication that can treat platypus venom, since the venom affects unknown pain response pathways in humans
MlLa TIL Australia’s Channel 9 put watermarks across the middle of their video footage to prevent Channel 7 from using their material. It didn’t work.
kOGr4 TIL that autistic people have around 27 billion neurons on average. For the sake of comparison, a non autistic adult has around 16 billion neurons, and a chimpanzee around has 8 billion.