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17

Today I learned some of these pens are almost 100 years or more old and still functional. Writing with Waterman 452 ½v Hand Engraved

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M7VZV TIL: The origin of the "tennis bracelet" came from the 1987 US Open when Chris Evert lost her diamond tennis bracelet and stopped the match to look for it
0QB1 TIL that a sunburn isn’t skin cells being damaged and dying, it’s the skin cell DNA being damaged and then committing suicide to prevent cancers from growing, in a process called UVB-induced Apoptosis.
QNjDk TIL that Elvis had two legal spellings of his middle name. His birth certificate says "Elvis Aron Presley". When the singer decided to change to "Aaron", he found that other state documents already say "Aaron", the way the doctor who delivered him recorded it at birth. The gravestone says "Aaron".
kQN4 Today I learned that under Mao Zedong, a dentist was executed for malicious slander for comparing a mango to a sweet potato.
VGLB TIL JK Rowling’s parents met on a train from King’s Cross Station in 1964. Rowling used King’s Cross as a gateway into the Wizarding World.