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TIL that adult Mayflies only live for around a day or so

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VMxwp TIL During WW2, Dick Best led a dive bomber attack during the pivotal battle of Midway. The attack's success was led by the fact they showed up late. Because of this the Japanese defense planes were engaged elsewhere leaving Best's forces free to sink 3 Japanese carriers and turn the tide of the war
06OL TIL In 2012 a biotech startup succeeded wildly in turning seaweed into ethanol biofuel but went bust because seaweed is worth almost twice as much as ethanol
e0my4 TIL there’s a laser procedure which breaks up brown eye pigment (melanin) in the iris. It effectively changes one’s eye color from brown to blue, since blue eyes exist under all brown eyes.
rRWQo TIL Lego's brick making is so accurate only 18 in every million bricks made are defective, which are then recycled.
J1jD4 TIL Pac-Man's colour choice was inspired by the yellow used in LEGO bricks