#4 He invented numerous other things including bifocal lensesįranklin suffered from presbyopia due to which he required two sets of glasses. Diagram of a simple lightning rod to protect a building
Thus the lightning rod, which protects structures by earthing, was invented. His experiments enabled him to create a device that would protect buildings from the destructive force of lightning. He challenged the then believe that electricity consisted of two opposing forces proposed that it moved from one body to another coined several terms including positive, negative, battery, charge and conductor proposed that lightning was indeed electricity and was the first to discover the principle of conservation of charge. #3 Benjamin Franklin invented the lightning rodįranklin conducted thorough investigations on electricity. Some of the phrases coined in the almanac have become common quotations in the modern world like “A penny saved is twopence dear”. The character was poor but claimed to be a philomath and astrologer. Though it was known that Franklin was the author, he used the pseudonym Richard Saunders. It sold as many as 10,000 copies a year, was considered significant by Napoleon Bonaparte to translate it into Italian and was the first work of English literature to be translated into Slovene. The almanac, which was published yearly for 25 years till 1758, brought Franklin both fame and economic success. In December 1732, Benjamin Franklin first published his famous Poor Richard’s Almanack. #2 He authored the famous Poor Richard’s Almanack Join, or Die by Benjamin Franklin was the first political cartoon in America The Pennsylvania Gazette became one of the most prominent newspapers in U.S. The cartoon later became a symbol of colonial unity during the American Revolution and remains popular. Join, or Die, the first political cartoon in America, which was created by Franklin, was published in the newspaper on May 9, 1754. He not only published the paper but also wrote pieces for it under aliases. In October 1729, Franklin, along with Hugh Meredith, bought the newspaper The Pennsylvania Gazette. #1 He created the first published political cartoon in U.S.