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TIL Food blogs include long contextual stories to make their recipes harder to steal.

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4kgeb TIL that Portland cement's name is derived from its similarity to Portland stone, a type of building stone quarried on the Isle of Portland in Dorset, England
ANJol TIL: Ed Leedskalnin and his megalithic creation of Coral Castle became a part of the American popular culture due to the magnitude of a single man's effort and ingenuity. Some conjectured that he used esoteric ancient knowledge to levitate blocks of stone.
mxkkR TIL of Aurora, an exascale computer that neuroscientists plan to use to make a map of the human brain, or connectome. The brain has more connections than the milky way has stars; mapping it would represent the single largest dataset ever collected about anything in the history of the world.
5YGQr TIL A solar filtered telescope with a magnification of 50x to 100x is needed to be able to see the transit of Venus across the sun. Binoculars with 7x magnification can also project an image that shows Venus as a very tiny black dot on the disc of the sun
xVOro TIL an off-duty Brazilian policeman in uniform had a cell phone in his back pocket when he visited his parents to do laundry. His parents were being held hostage by 2 robbers; when the policeman turned to flee, the robbers shot him in the buttock, but his Nokia Lumia 520 phone stopped the bullet.