Researchers may have finally traced 1977’s famous extraterrestrial anomaly back toward massive, naturally occurring hydrogen ...
Modern Engineering Marvels on MSN
The first alien signal could be a dying civilization’s last burst
What if humanity’s first unmistakable sign of alien technology is not a greeting, but a distress flare? That possibility sits at the center of a growing idea in technosignature research: the signals ...
The radio source belongs to a new class of celestial entities, called long-period radio transients.
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