“There is a silence in the night sky that has bothered me for as long as I can remember.” That observation, attributed to American physicist Richard Feynman, captures a tension many people feel when ...
Isaac Arthur on MSNOpinion
The real problem with interstellar empires isn’t distance — it’s time
A galaxy-spanning civilization sounds impressive until you realize its biggest enemy would not be war, distance, or even ...
A civilization capable of interstellar travel may also be one that has moved beyond conquest, excess and ecological ...
Modern Engineering Marvels on MSN
The first alien signal might be a dying civilization’s last burst
The most consequential signal humanity ever detects from another civilization may not arrive as a calm introduction. It may ...
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