› added 4 years ago

61

TIL that birds’ knees don’t bend backwards—we’re just looking at their ankles!

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epyP5 TIL of the Glasgow effect, a term which refers to the lower life expectancy of residents of the Scottish city compared to the rest of the UK and Europe. Some hypotheses for this effect include stress, especially in childhood, leading to ill health; violent gang culture; and rate of premature births.
9w50M TIL Charlotte Serber, the only female section head in the Manhattan Project, served as the head librarian, overseeing classified documents and research data. Maintaining the secrecy and security of information crucial to the development of the atomic bomb during World War II.
pYPKp TIL, at age 39, that staplers have different settings to fold the staples either inwards or outwards
D1lBj TIL that when museum couldn't open an antique safe, it sought help online. A volunteer figured out the combination, only to find that it contained a door with a keyed lock. An antique key was eventually found to fit the lock, and the safe was opened containing only a single paperclip.
P14yO TIL, some frogs can hiss