In March 2006, a college dropout named Jack Dorsey finished coding a site for Internet users to post 140-character messages. It was called twttr. just setting up my twttr - jack (jack) March 21, 2006 ...

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 ...

Many think "SOS" stands for "save our souls" or "save our ship," but it actually doesn't stand for anything. SOS is a Morse Code distress signal. Morse Code is a system that uses dots, dashes and ...