Morse code, the language of the telegraph, is a system of communication that's composed of combinations of short and long tones that represent the letters of the alphabet.

This chart above shows the modern, international Morse code alphabet. (There have been a few changes in the past 180 years.) Morse created a code where less frequent letters were represented by a ...

Morse code can be daunting to learn when you’re new to the game, ... Telegraphs were first proposed in the late 1700s, using 26 wires, one for each letter of the alphabet.

Sperm whales communicate with a series of clicks - which scientists say are like a phonetic alphabet. ... found the mammals use clicks a bit like morse code.

Morse code seems to be the communication method that just won't die. The maritime industry stopped using the code years ago and radio hams are no longer required to pass a Morse test to obtain a UK ...