Extraterrestrial life

:This article is about the scientific study of extraterrestrial life; for treatment in popular culture, see Extraterrestrial life in popular culture.

References

• Jack Cohen and Ian Stewart (2002): ', Ebury Press, ISBN 0-091-87927-2
• {{Journal reference | Author=J. Deardorff, B. Haisch, B. Maccabee, Harold E. Puthoff | Title=Inflation-Theory Implications for Extraterrestrial Visitation | Journal=Journal of the British Interplanetary Society | Year=2005 | Volume=58 | Pages=43–50}} (pdf file)
• Berger, Brian (2005). Exclusive: NASA Researchers Claim Evidence of Present Life on Mars. Posted Feb. 16, 2005.
• spacetoday.net (2005). NASA denies Mars life reports. Posted Feb 19, 2005.
• Michelson, Marcel (2005). European Scientists Believe in Life on Mars. Posted Feb 25, 2005.
• John C. Baird. 1987. The Inner Limits of Outer Space: A Psychologist Critiques Our Efforts to Communicate With Extraterrestrial Beings. Hanover: University Press of New England. ISBN 0-87451-406-1
• Donald Goldsmith. 1997. The Hunt for Life on Mars. New York: A Dutton Book. ISBN 0525943366
• Michael T. Lemnick. 1998. Other Worlds: The Search for Life in the Universe. New York: A Touchstone Book.
• Cliff Pickover. 2003 The Science of Aliens New York: Basic Books. ISBN 0-465-07315-8