A character code invented by Samuel Morse that is represented by the duration of a single tone. Written as dots, dashes and spaces, the first Morse code message was sent in 1844 over a newly ...

Morse code is a communication system developed by Samuel Morse, an American inventor, in the late 1830s. The code uses a combination of short and long pulses – dots and dashes, respectively ...

Michael Mosley, Cassie Newland and Mark Miodownik describe the scientific achievements of Samuel Morse. He developed Morse code as a rival to Cook and Wheatstone’s telegraph. It was simple and ...