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 ...

Morse code encodes a simple text into a sequence of dots, dashes/dits, and spaces. It is one of the earliest methods used to transmit messages in the form of audible or visual signals. The Morse code ...

“Calling all. This is our last cry before our eternal silence.” With that, in January 1997, the French coast guard transmitted its final message in Morse code. Ships in distress had radioed out dits ...

Harvard scientist Avi Loeb wants to send a message to the interstellar object, which he claims could be an alien spacecraft that has come to probe Earth and the other planets. He has suggested sending ...

When the first radios and telegraph lines were put into service, essentially the only way to communicate was to use Morse code. The first transmitters had extremely inefficient designs by today’s ...