The Morse code took communications to a new level more than 160 years ago. The telegraph was the equivalent of today's computer, and the Morse code was its language.

What does 'SOS' mean? Many think "SOS" stands for "save our souls" or "save our ship," but it actually doesn't stand for anything. SOS is a Morse Code distress signal.

Many think "SOS" stands for "save our souls" or "save our ship," but it actually doesn't stand for anything. SOS is a Morse Code distress signal. Morse Code is a system that uses dots, dashes and ...

"SOS" is still widely recognized as a standard distress signal in the 21st century, although Morse code has long stopped being used as a means of marine communication.

The term SOS is a Morse code sequence, deliberately introduced by the German government in a 1905 set of radio regulations to stand out from less important telegraph transmissions.