SOS: How A Simple Code Changed Rescue Missions Forever

Morse code transmits information through sequences of dots, dashes, and spaces, allowing messages to travel long distances ...
The Aspen Times

Satellite SOS signals from ‘PLBs’ have sent Colorado search-and-rescue officials to thrift stores, landfills, and even a zoo. But most are false alarms

Colorado search-and-rescue officials have been chasing satellite SOS signals around the state, sometimes tracking them to thrift stores, landfills, and other bizarre locations. Personal locator ...
AOL

What Does 'SOS' Mean? Surprisingly, It's Likely Not What You Think

We live in a world driven by acronyms. Every day there seems to be another one invented. LOL, TGIF, BYOB, WYSIWYG (I had to look this one up!)... It only stands to reason that at first glance, SOS ...