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TIL: the deep ocean is heterogenous and made up of discrete water masses, which can be tracked, measured, and dated; some water masses are up to 1,500 years old!

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kPJW TIL the head of Columbia Studios had Sammy Davis Jr. kidnapped by the Mafia to keep him from marrying a white woman.
rjGM TIL of defecation syncope, which is when a person poops so hard they pass out.
rRL41 TIL in North Korea the trucks are powered by burning wood.
x6jnw TIL that people are buying used books from Goodwill and reselling them on Amazon as a full time job
JYeAB TIL a 75-year Harvard study found close relationships are the key to a person's success. Having someone to lean on keeps brain function high and reduces emotional, and physical, pain. People who feel lonely are more likely to experience health declines earlier in life.