Modern Engineering Marvels on MSN
First alien signal may be a civilization’s final cry
Could the first confirmed signal from an extraterrestrial source be less a hello than a goodbye? Astrophysicist David Kipping ...
Morning Overview on MSN
Is the first alien signal a civilization’s last message?
The first unmistakable signal from another intelligence would rank alongside fire and writing in the story of our species, ...
Scientists suggest the first alien signal we detect could be a desperate cry for help from a fading civilization.
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