By: Angela Davis
Communication is defined as the activity of conveying information through the education of thoughts, messages, or information as by speech, signals, writing, or behavior. Just as mankind has evolved over the centuries, our means of communication have followed suit. Communication has existed in various forms since man appeared on Earth. Those most well known form of primitive communication is cave paintings. Drums and smoke signals were also used by primitive man, but were not the most practical means of communicating. Both methods could attract unwanted attention from the enemy tribes and predatory animals. The Printing Press was invented in 1448. A man named Johann Gutenberg revolutionized the way books were made forever. Letter writing has been a means of communication for centuries. The first United States Post Office was created in 1775, and Benjamin Franklin was named the first Postmaster General. In 1876, Alexander Bell invented the telephone. It was unpopular and expensive to subscribe to. During the early 1900's, a new form of communication and entertainment took the world by storm. What began as short-wave communication used during WWI blossomed into the hottest communication technology of the era once the war ended. Television made it's official debut at the 1939 New York World's Fair. Four million TV sets were produced that year, but a 10 inch screen set cost over $200.00 which made it an unattainable luxury for many families. The first cell phone research began in 1843 when Michael Faraday conducted research to see if space could conduct electricity. Because of his discovery, land lines are now almost obsolete. The original internet was invented in 1967 for military purposes. Once the internet started to catch on it was used primarily by corporations for collaboration purposes. Today, it is used for a variety of reasons including socializing, researching, and