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TIL that life expectancy has been dropping continuously for the last few decades

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78kmb TIL when a chicken is exposed to the allergen that makes us allergic to cats, they naturally produce an anti-Fel d1 antibody, known as polyclonal egg IgY antibodies, which they pass along to their eggs.
loEX1 TIL neither the Spice Girls themselves or their management came up with the Scary, Sporty, Baby, Ginger, Posh aliases. They were devised by Top of the Pops magazine in 1996 and later adopted by the group
R9n6 TIL in chess, the queen used to be a relatively weak piece that reflected moral inferiority; that changed around 1500 with the rise of Queen Isabella of Spain.
PYKeg TIL that the 1974 noir film "Chinatown" was intended to be the first of a trilogy. The second, "The Two Jakes" bombed at the box office. Consequently, the third, "Cloverleaf" was never produced. However, the script was incorporated into the noir parody film "Who Framed Roger Rabbit."
wKMJ TIL Physicist Richard Feynman memorized pi up to the 762nd digit, where there are six 9’s in a row, just so he could joke, “…9, 9, 9, 9, 9, 9 and so on…”. For this reason, this sequence of 9’s is named the Feynman Point.