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147

TIL that Jews are not allowed to enter Saudi Arabia

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9w4Np TIL Daryl Hall has a restraining order against John Oates
QNW6a TIL the first mac & cheese recipe dates to the year 1390, when it appeared in the cookbook "The Forme of Cury". It used fresh, hand-cut pasta sandwiched between a mixture of melted butter and grated cheese.
yV778 TIL that VisiCalc, the first spreadsheet program, was also the first "killer app" (a program that makes people buy a computer just to run the software). VisiCalc was so revolutionary, and so powerful, that people bought the $2000 Apple II (the only computer it ran on) to run the $100 application.
4XPaX TIL of the Sonic Hedgehog Signaling Pathway, which transmits information to embryonic cells required for proper cell differentiation.
ADbLa TIL carnivorous pitcher plants’ orifice features a prolonged concave structure which acts as a multidirectional ultrasound reflecting bats’ echolocation calls