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TIL that breast milk changes its composition based on the baby’s needs, even adjusting the antibodies it contains to help fight off illness.

Read more ncbi.nlm.nih.gov

via reddit.com

LkyWZ TIL Betty Ford upon leaving the White House as the First Lady, she took off her shoes and jumped upon the Cabinet room table. The photographer promised not to release the photo until she passed. He kept his promise and released the photo days after she passed.
OGeKX TIL that smokers whose insula got damaged after a stroke were able to quit smoking easily one day after the stroke, with no relapse and urges, suggesting that this brain region might play a role in nicotine addiction.
e0L6g TIL That the digits of interstate highways in the USA have meaning. For example, even-numbered highways like I10 and I90 run east-west, while odd-numbered highways like I5 and I95 run north-south.
R5DWa TIL Lettvin et al. remarked that a frog "will starve to death surrounded by food if it is not moving"; it won't see the [stationary] food due to a general lack of head/eye movements, which lead to visual fading
j61vR TIL that on an Auschwitz concentration camp wall, a Jewish prisoner (facing indescribable abuse) carved, “If there is a god, He will have to beg for my forgiveness.”