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 ...

The distress signal CQD originated from the signal CQ, expressing "seeking you," or "all stations." The signal CQ was commonly used among wireless operators -- and land-based telegraphers before them ...

Whether you declare “SOS” in Morse code or spell it out in seashells on a desert island, a vast majority of the world will understand that you’re in need of help. But before “SOS” was the ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER (KDVR) — Douglas County Search and ...