Extraterrestrial beings.

Searching for extraterrestrial intelligence = SETI past, present, and future / by: (書目-語言資料,印刷品)

Extraterrestrial intelligence and human imagination = SETI at the intersection of science, religion, and culture / by: (書目-語言資料,印刷品)

The hunt for alien life = a wider perspective / by: (書目-語言資料,印刷品)

What we know about extraterrestrial intelligence = foundations of xenology / by: (書目-語言資料,印刷品)

Meeting the alien = an introduction to exosociology / by: (書目-語言資料,印刷品)

Signal, Image and Speech Processing.

Popular Science in Astronomy.

Life on other planets.

Extraterrestrial Physics, Space Sciences.

Social Theory.

Astrobiology.

Extraterrestrial beings.

Evolutionary Biology.

Astronomy, Observations and Techniques.

Search for Extraterrestrial Intelligence (Study group : U.S.)

Societal Aspects of Physics.

Sociology of Culture.

Physics.

Anthropology.

Religious Studies.

Human-alien encounters.

Exobiology.

Popular Science.

Sociological Theory.

Space Sciences (including Extraterrestrial Physics, Space Exploration and Astronautics)