Electronic Resource
[s.l.]
:
Nature Publishing Group
Nature
343 (1990), S. 25-25
ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] SIR-Carter1 has noted the remarkable coincidence between the timescale of biological evolution on Earth and the lifetime of the Sun. He has used this fact, in conjunction with the anthropic principle, to argue that extraterrestrial civilizations are exceedingly rare, even if conditions ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/343025a0
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