Part 1 of Essay
“Computers: Not the Greatest Discovery of the Twentieth Century” Nothing epitomizes modern life better than the computer. For better or worse, computers have infiltrated every aspect of our society. Today, computers do much more than simply compute. Supermarket scanners calculate our grocery bill while keepi ....

Part 2 of Essay
.... beads arranged on a rack. Early merchants used the abacus to keep trading transactions. But as the use of paper and pencil spread, particularly in Europe, the abacus lost its importance. It took nearly 12 centuries, however, for the next significant advance in computing devices to emerge. In 1642, Blaise Pascal, the 18-year-old son of a French tax collector invented what he called a numerical wheel calculator to help his father with his duties. This brass rectangular box, also called a Pascaline, used eigh ....