Boots with sensors in embedded in the toe-cap allow the wearer to tap out a Morse code-style message. They're designed to improve worker safety in remote, dangerous or noisy workplaces. Matthew Stock ...

In the modern world of smartphones and lightning fast internet, amateur (ham) radio operators still enjoy communicating over the radio by tapping telegraph keys just like the pioneers did in the ...

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

Larry Kahaner - Larry Kahaner is an American journalist and author who resides in Bethesda, Maryland. Steve Galchutt shows off the custom-made low-wattage transmitter he uses on his treks. Chase Brush ...