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TIL blue eyes are a result of structure, not pigment

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v1gBx TIL Reasoning Is Sharper in a Foreign Language
R7a6Q TIL that is is impossible to accurately measure the length of any coastline. The smaller the unit of measurement used, the longer the coast seems to be. This is called the Coastline Paradox and is a great example of fractal geometry.
rRoV1 TIL On “Win Ben Stein's Money,” money won by contestants was paid by the producers. Money left over at the end of a season was given to Stein. If the total amount paid out exceeded that budget, the production company paid the excess so Stein was never in any danger of losing his own money.
mvop TIL that every human’s DNA is 99.9% the same, and that the last 0.01% is enough to identify different DNA sequences (and tell what DNA belongs to who)
odlE TIL NOT making your bed exposes bed mites to fresh air and light, which dehydrates them. Making your bed traps stale air and moisture under the sheets, providing the perfect environment for bed mites to flourish.