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TIL Whether it enters the body orally or via unprotected sex, the “mood altering chemicals” contained within seminal fluid reduce depression, increase affection and help you sleep.

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Yp9rv TIL of U.S. Patent 3216423: Apparatus for facilitating the birth of a child by centrifugal force, which was intended to facilitate labour by spinning a pregnant mother. The designers believed that "civilised women... often do not have the opportunity to develop the muscles needed in confinement."
BEkr TIL that the symbols and squiggles that are used to represent a bad word are called “grawlixes”
QJ66 TIL hog-nosed snakes will feign death by rolling on their back, and when rolled upright will roll back again as if to insist they’re really dead.
16RDV TIL Benjamin Martin designed and built a pocket microscope in 1738. This design became very popular and was later copied throughout Europe, known as drum microscope
9xlM TIL Microsoft filed a patent in 2011 for media DRM based on monitoring users with cameras connected to a video game console.