The first unmistakable signal from another intelligence may not be a cheerful greeting. A growing group of researchers is arguing that our inaugural contact is more likely to be a distress call, 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 ...
The first unmistakable signal from another intelligence would rank alongside fire and writing in the story of our species, yet a growing group of researchers warns that such a moment might arrive not ...
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