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TIL gender can now be determined from the concentration of amino acids in a fingerprint (levels are significantly higher in the sweat of women than that of men). The testing method can be performed at the crime scene and works in a manner similar to pregnancy strips or glucose meters.

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xGxo TIL In 1996, a socialist bicycle sharing experiment, the “Orange Bike Project” organized in Tucson, Arizona was terminated after only five months of operation due to the 80 bright orange bikes, available for anyone, had all been intentionally damaged or stolen within a few weeks.
9YNwr TIL New Zealand is the only nation in the modern world to have an officially appointed government Wizard. Ian Brackenbury Channel has an official mandate to protect the government of New Zealand, and receives a modest annual salary for his services.
BrD1r TIL that there is more water in the vapor and clouds above the Amazon rainforest than there is in the Amazon river
d8PL8 TIL that on the night that MTV launched, the opening sequence for the network featured footage of the Apollo 11 launch, simply because it was public domain and free to use. It was that opening sequence that connected MTVs image with astronauts, including the Video Music Award “moon man” trophy.
jN4lN TIL scientists discovered the specific molecule in bees' royal jelly (which worker bees feed to larvae) that aids wound healing, called "defensin-1". Compared to a control, a royal jelly trial & a pure defensin-1 promoted healing of wounds on rats.