Article: The language of dots and dashes.

Morse code is a system of dots, dashes, and spaces used to send messages. Each pattern of dots and dashes stands for a different letter or number. Samuel Morse, the inventor of the telegraph, developed the system.

The telegraph used electricity traveling through wire, a type of on/off switch called a "key," a receiver containing electromagnets, and a sounding bar. The sending telegraph operator closed and opened the key to send Morse code in short and long patterns of electric current to the receiver. The receiver made clicking and clacking sounds with short and long pauses. The receiving operator identified the sounds as the code for letters and wrote out the ...

Related newspaper, magazine, and journal articles:

 
 
Newsweek Harper's Magazine The Washington Post Chicago Tribune Crain's Chicago Business PRNewswire Pediatric News The Nation Advertising Age The Economist (US) A FREE trial gives you access to over 80 million articles! Access over 6,500 publications with a FREE trial!