We talk about Morse code, named after its inventor ... Later improvements by Wheatstone and Cooke reduced the number of wires to five, but that still wasn’t very practical.

(WTAJ) — Have you ever heard someone, possibly a police officer, respond by saying “10-4?” What does that mean and where did it come from? Meaning acknowledgment or okay, “10-4” comes ...

Five states plus the District of Columbia get new rankings for the first time in three years due to sufficient data availability.

Tuesday’s mention of “train smash” of mince with tomato sauce brought word from William Galton of Hurstville Grove that ...

Can you decipher their meaning – and work out the link between them? Use the morse code guide below to help! Morse code, invented by Samuel Morse, takes the letters of the alphabet and replaces ...

His Morse Code USB Keyboard Mk II adds to that list. It’s a Saturday afternoon project, with a few parts slapped onto a piece of perf-board, that allows using a Morse key as a USB keyboard.