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TIL that all printers use yellow ink to print an identifiable and traceable code on everything they print; that way if someone tries to counterfeit money, send threatening letters, etc it can be proven to have come from their printer.

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6945Q TIL That there are beauty pageants that focus on natural beauty and love from ones community
pYQAZ TIL the CIA’s attempt to turn a cat into a $20 million spy ended when it walked into traffic five minutes into its first mission.
nMOo TIL that there is no scientific basis for the Kübler-Ross “DABDA” model, aka the 5 stages of grief. The author herself insisted the stages didn’t all happen and not in any order. The model was embraced in pop culture because humans are naturally predisposed to explanations that tell a simple story.
pRrb TIL a US Navy battleship was shut down for 3 hours because its computer divided by zero, causing the whole network to crash.
Ma8b TIL of the Man versus Horse Marathon, which originated from a pub bet in 1980. It was being disputed that over the right terrain and over enough distance, a man could outrun a horse. In 2004, that bet was settled when Huw Lobb beat the fastest horse by two minutes.