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TIL almost every country or culture has their own variation of Meatloaf

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yQ90V TIL Doubly labeled water is water in which both the hydrogen and the oxygen have been partly or completely replaced with an uncommon isotope of these elements for tracing purposes. In particular, DLW can be used to measure the average daily metabolic rate of an organism over a period of time.
PYJZV TIL: Thirty-five people died when the bridge over Tampa Bay that joined St. Petersburg and Bradenton in Florida collapsed after it was hit by a cargo ship at 7:33 a.m. May 9, 1980
neWgG TIL when Charles Manson entered prison in 1961 he entered "Scientologist" as his religion
eJN5 TIL that a person can actually die from insomnia. It starts with only getting a few hours of sleep and progresses, eventually producing psychosis and becoming fatal
XEZAR TIL the US Navy replaced expensive and clunky periscope controls on submarines with Xbox 360 controllers, which reduced training time from hours to minutes