With the size of electronic parts and batteries these days, very small items are obviously becoming more and more viable. [Yann Guidon] has made some awesome pieces of LED jewelry using a minimal ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. You’ll likely never need to chat with anyone using Morse code ...

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 ...

GOLDEN, Colo. — An ultra-small Japanese satellite launched last fall is being spotted from the ground, thanks to a set of lights that flash brightly in Morse code. The novel cubesat, known as FITSat-1 ...