› added 5 years ago

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TIL that cancer feeds off sugar so much that sugar is used as a marker for PET scans to diagnose cancer, and that ironically, people are usually offered a sugary drink after said PET scan

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JAvv TIL of le Chevalier d'Eon, a French diplomat that lived alternatively as male or female. There was a betting pool over his real gender (male) that closed only after his autopsy.
NM61 Til that Catch 22 refers to the US army clause 22 which states that all persons with mental issues should be removed from active combat upon request. However requesting removal from active combat is a sign of mental stability as it is the self preservation function of the brain working
7JbL TIL in 1963, the US Military created an artificial ring around the Earth, in order to serve as a man-made ionosphere. The ring was made of copper needles and was used for worldwide communications in the case that the Soviets disabled all other methods of communication.
4kgEX TIL: The current estimated time that it would take to free fall to the center of the earth is 38 minutes and 11 seconds.
wV16 TIL That a massive clock, hundreds of feet tall, is currently being constructed inside a mountain in East Texas. It’s designed to withstand the test of time and expected to tick uninterrupted for over 10,000 years.