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Smelling your partner's unwashed, dirty shirt could improve your sleep, according to a study.

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gMQyA TIL that the famous OK Corral shootout lasted only 30 seconds, with ten men firing an average of 3 shots per second.
9mJG TIL: USAF Project Thor (aka “Rods from God”) consisted of dropping telephone pole sized tungsten rods from space. This would provide global strike faster than an ICBM, be nearly impossible to defend against, and would hit the earth at Mach 10 causing the devastation of a tactical nuclear warhead.
LkM5d TIL that chronic nail biting is more closely linked to impulse disorders like Tourettes than OCD or anxiety
69147 TIL One of James Starley’s early inventions was a device that allowed a duck to pass through a gap in a fence, but stopped rats from following it, he would go on to invent the differential gear
oBJlL TIL friendships that start in the 7th grade, (or pupils from 12-13 years old) have a 1% chance of lasting even 5 years.