Life in the Clouds of Venus? In Nature 215, Issue 5107, pp. 1259-1260, September 16, 1967 [SAGAN & MOROWITZ HYPOTHESIZE LIFE ON VENUS]
London: Macmillan & Co., Ltd. FIRST EDITION IN ORIGINAL WRAPPERS OF THE 1967 LETTER TO THE EDITOR IN WHICH CARL SAGAN & HAROLD MOROWITZ HYPOTHESIZED LIFE MAY EXIST ON VENUS. The authors’ letter to the editor presents an analysis of the issue of life on Venus and speculates about the..... More