å®å®ã¯æ³åã絶ããã»ã©åºå¤§ãªãããå°çã¨åããããããåªããææããã£ã¦ãããããã¯ãªãããã«æãã¾ãããããã¾ã§ã®ã¨ããå°çå¤ç¥ççå½ä½ããã®ã³ã³ã¿ã¯ãã¯ããããå°çå¤ææãåå¨ããå åãã確èªããã¦ãã¾ããããã®è¬ã«å¯¾ããçãã¨ãã¦ããå®å®äººã«ã¯å°çã«ç¥çãªçå½ä½ãããããã«ã¯è¦ããªãã®ã§ãããããé£çµ¡ãããããªãã®ã§ã¯ãªãããã¨ã®ä»®èª¬ãæå±ããã¾ããã [2211.16505] The Fermi Paradox revisited: Technosignatures and the Contact Era https://doi.org/10.48550/arXiv.2211.16505 Maybe we don't see aliens because they're waiting to hear a signal from us first https://phys.org/
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