Videos on social media show Canadians reportedly standing at the United States-Canada border while holding an upside-down Canadian flag and using lights to Morse code “SOS” in response to the ...

It may be the ultimate SOS. Morse code is in distress. The language of dots and dashes has been the lingua franca of amateur radio, a vibrant community of technology buffs and hobbyists who have ...

Technically “SOS,” doesn’t officially stand for any of these phrases. It’s the international abbreviation for distress—not to be confused with an acronym (see acronym vs. abbreviation for the ...

Today, the signal is casually tossed into texts during dating disasters or outfit emergencies, but its roots come from genuine life-or-death situations at sea. SOS entered official use in 1905 under ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The BBC News Magazine has an interesting look at changes in distress communications in the ...

It may be the ultimate SOS--Morse Code is in distress. The language of dots and dashes has been the lingua franca of amateur radio, a vibrant community of technology buffs and hobbyists who have ...

Morse code, the dots-and-dashes signalling system first used at sea on the Titanic and long since consigned to the scrapheap, made a triumphant comeback this week in the rescue of a stranded fisherman ...