AUTHOR : Freudenthal, Hans
           TITLE : Lincos; design of a language for cosmic intercourse.
       PUBLISHED : Amsterdam, North-Holland Pub. Co., 1960-
   PHYSICAL DESC : v. 23 cm.
          SERIES : Studies in logic and the foundations of mathematics; 
         SUBJECT : Lincos (Artificial language)

Disclaimer: There are a lot of strange people out there. Some have interesting ideas, others have ... interesting ... ideas. Read with your skeptical hat on.

A protocol for messaging to extraterrestrial intelligence by Dimitra Atria, Julia DeMarines, and Jacob Haqq-Misrac, Space Policy 2011. (arxiv)

Testing SETI Message Designs, Michael W. Busch and Rachel M. Reddick, 2009. Published in "Communication With Extraterrestrial Intelligence", Vakoch et al. editors, 2011.

Communication with Alien Intelligence by Prof. Marvin Minsky

Bassi, Bruno Were it perfect, would it work better?, a survey of a language for cosmic intercourse

Cameron A G W (ed.) 1963 Interstellar Communication. Benjamin, New York.

Dick S J 1982 Plurality of worlds : the origins of the extraterrestrial life debate from Democritus to Kant Cambridge University Press, Cambridge.

Freudenthal H 1960 Lincos: Design of a Language for Cosmic Intercourse. North-Holland, Amsterdam.

Freudenthal, Hans 1974 Cosmic Language, in T. A. Sebeok (ed), Current Trends in Linguirstics, vol 12, Mouton, The Hague, pp. 1019-1042

MacGowan R A, Ordway F I 1966 Intelligence in the Universe. Prentice-Hall, Englewood Cliffs, NJ.

Martin, Martin C. 1991 SETI Puzzle, posted to sci.crypt, sci.astro,, rec.arts.sf-lovers and rec.puzzles.

McConnell, Brian S. 2001 Beyond Contact: A Guide to SETI and Communicating with Alien Civilizations. O'Reilly, Cambridge, MA

McConnell, Brian S. 2002 Algorithmic Communication with ETI & Mixed Media Message Composition

Ollongren A 1998-2000 Large-size Message Construction for ETI. Abstracts IAA Congresses.

Regis Jr E (ed.) 1985 Extraterrestrials: Science and alien intelligence. Cambridge University Press.

Sagan C 1985 Contact. Simon and Schuster, New York.

Sagan C (ed.) 1973 Communication with Extraterrestrial Intelligence (CETI). MIT Press, Cambridge, MA.

Shklovskii I S, Sagan C 1966 Intelligent Life in the Universe. Holden-Day, San Francisco, CA.

Vakoch D (ed.) 2011 Communication with Extraterrestrial Intelligence.

Webb S 2002 If the Universe is Teeming with Aliens... Where is Everybody: Fifty Solutions to the Fermi Paradox and the Problem of Extraterrestrial Life New York: Praxis Publishing

(thanks to Paul Scott Wilson for suggesting some entries)

On the web

  • Dutil&Dumas (see books and papers for lots of extra references)
  •, an attempt at crowd-testing METI (status as of 2014)
  • Intersteller Communication links by Mike Matessa
  • The Contact Project
  • Astrobot Ella
  • Attribution of causality by humans to simple animated characters
  • SETI Institute
  • Wikipedia on CETI
  • Fork me on GitHub