In 1836 Morse code was invented to send messages through a landline. Morse code has been very popular for all these years because of its speed, ease and effectivity. The dashes and dots, as the pulses are called, can be translated into text, sound beeps, lightflashes, blinks of an eye or even the ordening of wood logs.

Amazing applications: a man who lost his ability to speak because of a stroke, could only “communicate with his physician (a radio amateur) by blinking his eyes in Morse”. Or this one: “In 1966 prisoner of war Jeremiah Denton, brought on television by his North Vietnamese captors, Morse-blinked the word TORTURE.“

As of today, Morse code is even faster than SMS, as this movie shows.

Morse code is still often used; for instance, the emergency code SOS (