Is there intelligent life on Earth?

• Autores: Justin Mullins
• Localización: New scientist, ISSN 0262-4079, Nº. 3174, 2018, págs. 40-41
• Idioma: inglés
• Texto completo no disponible (Saber más ...)
• Resumen

  • When NASA´s Galileo spacecraft was forced to slingshot around Earth, Carl Sagan had an idea - and we´re only just realising how genius it was.