As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...
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.
The Daily Galaxy on MSN
The hunt for alien signals just got serious: What Chinese scientists are discovering in TRAPPIST-1!
A group of Chinese scientists is diving deep into the cosmos in search of alien radio signals from the TRAPPIST-1 star system, which might house planets that could support life. This is no small feat, ...
Scientists have sought out and detected radio emissions from from interstellar comet 3I/ATLAS, all but confirming that it has natural origins.
The Search for Extraterrestrial Intelligence (SETI) focuses on finding technosignatures—potential signs of alien technology. If we look carefully, we might have a chance at detecting their ...
In the many decades of NASA exploration, there has only been one detection that got on that scale. It was collected by the ...
On August 15, 1977, the Big Ear Radio Telescope in Delaware, Ohio, received the most powerful signal it would ever detect during its decades of observations. The signal lasted just 72 seconds, but ...
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