Most simply, SOS is the standard Morse code distress signal, which reads like this: ". . . - - - . . ." As such, the three ...

Morse code is a communication system developed by ... A well-known example is the international distress signal, SOS – three dots, three dashes, three dots. The code was initially transmitted ...

The Titanic famously (or infamously) used Morse code to call out in distress at the end of its final voyage. Ships at sea and the land-based stations that supported them used Morse code for ...

The use of SOS soon became universal, and the standard signal ruled the high seas until early 1999. Then, in an agreement engineered by the United Nations, Morse Code itself was officially retired ...