Learning Morse Code is no longer a requirement for HAMs in many jurisdictions, but it’s still a nice skill to have. [I_void(warranties)] wanted to learn, but couldn’t find a trainer that fit his style ...

Jackson Middle School seventh grade students Lea Tanner, left, and Kerrigan Keller, right, watch as seventh grade science teacher Cherish George, center, shows them how to use a micro:bit computer on ...

CC0 Usage Conditions ApplyClick for more information. Would you like to help us out? Take this quick survey: https://s.si.edu/3HyzAiK Learn about telegraphy and how to make your own telegraph key in ...

FERGUSON, Mo. -- Staccato clicks tapped from an old brass gadget. Derek Cohn, his ear fixed upon the mysterious rhythm, jotted letters onto paper. From Bloomington, Ill., came the weather report: ...

The other day I bought some old books, one of which was all about radio. It was from 1925, and proved to be a repository of perhaps the worst writing I have ever consumed. But one section stood out.