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TIL that when a Japanese pilot was accepted into the Kamikaze program, his wife drowned herself and their 1 and 4 year old daughters in a river so that he would have no distractions in carrying out his mission

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69ML8 TIL about the Luhn algorithm or Luhn formula, also known as the "modulus 10" or "mod 10" algorithm, named after its creator, IBM scientist Hans Peter Luhn - a simple check digit formula used to validate a variety of identification numbers including credit card numbers.
4XWj5 TIL The first spaceflight that landed humans on the moon (Apollo 11) had an on board guidance computer with only 4kB of RAM (32,768 bits) and 72kB (589,824 bits) of ROM.
GEON TIL there was a movie from 2006 called Zyzzyx Road which starred Katherine Heigl. It had a budget of $1.2 million and earned just $30 at the box office from six patrons.
xOYD TIL in 1970 you could travel between DC and NYC by train in 2 hours and 30 minutes for $12.75. Today it takes Amtrak’s high-speed Acela 3 hours and it costs $158.
5Y7er TIL Bee's deposit a small positive electric charge on each flower they visit. They also posses "Electroreception" which allows them to detect the presence of electric fields on flowers. They use this info to know if a flower has been recently visited by another bee and therefore has less nectar.