Book Review: ‘Seti’ and the Limits of Science: The Biological Universe: The Twentieth-Century Extraterrestrial Life Debate and the Limits of ScienceThe Biological Universe: The Twentieth-Century Extraterrestrial Life Debate and the Limits of Science. DickSteven J. (Cambridge University Press, Cambridge and New York, 1996). Pp. xvi + 578. $54.95.