What medieval smuggling has to do with the atomic structure of carbon.
Having previously explored such mysteries as who invented writing and how sounds became shapes, it’s time to turn to something much less mysterious, a seemingly mundane yet enormously influential tool of human communication: the humble pencil.
“Take a pencil to write with on aeroplanes. Pens leak,” states the first of Margaret Atwood’s 10 rules of writing. “But if the pencil breaks, you can’t sharpen it on the plane, because you can’t take knives with you. Therefore: take two pencils.” But even though the pencil has fueled such diverse feats of creative culture as celebrated artists’ sketchbooks, Marilyn Monroe’s soulful unpublished poems, Lisa Congdon’s stunning portraits, and David Byrne’s diagrams of the human condition, it has only been around for a little over two hundred years. In the altogether fascinating 100 Essential Things You Didn’t Know You Didn’t Know: Math Explains Your World (public library), John D. Barrow tells the story of this underrated technological marvel:
For the rest of the story: http://www.brainpickings.org/index.php/2013/06/24/history-of-the-pencil/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+brainpickings%2Frss+%28Brain+Pickings%29