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TIL that black beans are a complete source of protein and contain all essential amino acids in the necessary ratios.

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VM68m TIL 'fight or flight' is actually a description of the male response to acute stress. The female response can be more accurately described as 'tend and befriend'. This has implications for how we think about what stress does to our bodies and how best to cope with and recover from it.
d8N09 TIL all of Uranus’ moons are named after characters from Shakespeare’s plays
xVJ4B TIL about Wittgenstein's poker: During an argument, Ludwig Wittgenstein, brandishing a poker, challenged Karl Popper to name a single example of a moral rule, to which Popper replied 'not to threaten visiting lecturers with pokers'.
nQKd TIL of a monk who had taken an old book written by Archimedes, erased the contents, and wrote over it with prayers. Scientists have determined that that monk erased a previously unknown book by Archimedes, that laid out the foundations of Calculus thousands of years before Newton and Leibniz.
l7ErB TIL Tanya Tucker was only 13 years old when she recorded Delta Dawn