HOW TO CONTACT EXTRATERRESTRIAL INTELLIGENCE

Ronald N. Bracewell

Space, Telecommunications and

Radioscience Laboratory

Stanford University

Stanford, CA 94305

Copyright: Stuart Kingsley

Abstract

Microwave and optical (both infrared and visible) radiation are the basis for the principal plans in use or under discussion for advanced extraterrestrial societies, but we should be on the alert for alternative modalities that might contribute. Among the latter are other forms of radiation, matter transfer, and a variety of exotic suggestions.

7 Pages

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