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221

TIL Queen Elizabeth served as a truck mechanic in WW2

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ZpKmD TIL Commercial drones and controllers emits its location unencrypted which is why police can easily locate them.
VrJ8 TIL Physics dictate that unless otherwise contained a river will never flow straight for a distance greater than 10 times its width. It has to do with the center flowing faster and the friction induced by the banks.
01xM TIL Brazil went against pharmaceutical giants to become a model on HIV prevention and the United States was the only abstention in a UN meeting that declared HIV drugs to be a human right.
xdOk TIL that all males in South Korea after reaching the age of 18 must go through at least 21 months of mandatory military service training.
N7B41 TIL that there is evidence to suggest meditation plays a protective role against the natural reduction in grey matter volume associated with aging.