If you are a ham radio operator of a certain age, you probably remember ads for “The Instructograph,” a mechanical device for learning Morse code. [Our Own Devices] has an ancient specimen of the ...

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. The tones are sometimes ...

Morse code is a method of encoding words that was invented in the 19th Century as a way of transmitting messages over long distances. This was before the era of telephones and way before smartphones!

The Baader-Meinhof effect is the common name for what scientists call frequency illusion. Suppose you are watching Star Trek’s Christopher Pike explain how he makes pasta mama, and you’ve never heard ...

When Samuel Morse sent the Bible passage "What hath God wrought" from the basement of the Capitol in Washington D.C. to Alfred Vail in Baltimore in May of 1844, he might not have suspected that Vail's ...