Until someone invents warp drive, the only way we can inspect distant exoplanets is with a powerful telescope. However, even the most capable telescopes can only catch faint glimmers from exoplanets.
Human technology like cell phones and broadcast towers constantly radiate radio waves into space, and astronomers estimate this tell-tale signature of humanity has swept across 75 nearby star systems, ...
Space on MSN
I want to believe — but yet another massive search for alien technosignatures just turned up nothing
Hunting for alien civilizations isn't a matter of just waiting around for them to show up; it's the business of combing ...
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