Steven Greer argues that extraterrestrial civilizations are friendly because any civilization capable of interstellar travel could easily destroy humanity, yet has not done so.

Authors

• Person: Not available Organization: The New Yorker
  How the Pentagon Started Taking U.F.O.s Seriously | The New Yorker

Sources

• How the Pentagon Started Taking U.F.O.s Seriously | The New Yorker www.newyorker.com The New Yorker via serper

Referenced by nodes (3)

• Steven Greer entity
• extraterrestrial civilizations concept
• interstellar travel concept