› added 2 months ago

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TIL humans can have a form of echolocation.Just by clicking their tongue or simply snapping their fingers they can know where they are, or where to go.About 30 percent of blind people use this with their stick that most use. Even people who aren't blind can do this with lots of patience and training

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d8nmr TIL the U.S. didn’t have a designated presidential security detail until 3 presidents had already been assasinated.
b6kG4 TIL the brand name Rolex doesn't mean anything, but rather is a completely made-up word that the founder thought is easily pronounced in any language.
raAw TIL that Brazzers, Reality Kings, Youporn, Pornhub and SpankWire are all owned by the same company.
PYmYe TIL seatbelts in cars first surfaced around 1950-55 (Model T was first widely available car in 1908) it wasn't until '66 that the US Congress passed National Traffic and MV Safety Act which made manufacturers comply with safety standards. NY was the first to enact a seatbelt requirement in '84.
xVpPk TIL that the UK had just one certified Rectal Teaching Assistant who allowed students to explore his anus. In 2016, he lost his job to a robotic anus after scientists at imperial invented an ultra realistic anus.