A Harvard University astrophysicist has sparked a furious debate by warning he cannot rule out that extraterrestrials are ...
Today is one astronomers, stargazers and alien conspiracy theorists have been waiting for: interstellar comet 3I/ATLAS is as ...
Aliens might be transmitting communications signals to each other across exoplanets, some astronomers think. Since these signals are likely sent as narrowband radio waves, we may now have a way to ...
A team of astronomers claims to have sniffed out a “biosignature” in the atmosphere of a distant planet called K2-18b. But not everyone agrees that it signals life. An illustration shows what ...
The Kepler-22b reveal flips the storyline of the series. What started as a story about Earth going through a bizarre ...
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The Eschatian Hypothesis: Why Our First Contact From Aliens May Be Particularly Bleak, And Nothing Like The Movies
In this scenario, our first contact with aliens would be tragic. We should look for "loud shouts in the night".
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 ...
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