A virus is a microscopic organism that can replicate only inside the cells of a host organism. Most viruses are so tiny they are only observable with at least a conventional optical microscope.
Recognized by the Guiness Book of World Records as the MMO with the longest play time per player, and easily the oldest game on this list (launching four years ahead of World of Warcraft, way back in 2001), Runescape deserves mention because it's one of the most updated and popular games of any kind on the planet.
By SUSAN CHIRA, Special to the New York Times. Emperor Hirohito, the last of the World War II leaders and Japan's longest-reigning monarch, died today at the Imperial Palace. He was 87 years old. In his 62-year reign, the Emperor presided over the most tumultuous era in Japan's modern history, although like most of the 123 emperors before him, he watched more than he acted.