Dream on

• Autores: Geraint F. Lewis
• Localización: New scientist, ISSN 0262-4079, Nº. 3137, 2017, pág. 24
• Idioma: inglés
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• Resumen

  • The size of the universe suggests advanced alien civilizations, or at least evidence of them, ought to be out there. Signs in the shape of transmissions or megastructures should be obvious. Instead, people find nothing. Lewis remarks on the aliens "aestivate" or slumber