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TIL Cows That Ate Hemp Produced Milk With THC and CBD

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L1kp TIL romantic kissing is a fairly recent development and is rarely mentioned even in ancient Greek literature.
Yko7 TIL that if you pour cold water into a person’s ear, their eyes will move in direction of the opposite ear, if you pour warm water into their ear, their eyes will move towards that ear. This is used to test for brain damage and is called ‘caloric stimulation’.
Me9mW TIL of wars extended by diplomatic irregularity, which are situations wherein a state of war technically exists between belligerent parties despite the absence of actual hostilities.
gr5pb TIL: The Parker space probe is the fastest man-made object ever. It reached 394,736 miles per hour (635,266 km per hour) on its mission hurtling around the Sun. That's nearly 400 times faster than a fighter jet and 500 times faster than the speed of sound!
yVVeM TIL that the brown-headed cowbird is an obligate brood parasite; it lays its eggs in the nests of other small birds. Once hatched the young cowbirds are fed by the host parents at the expense of their own young. More than 140 different species of birds are known to have raised young cowbirds.