Why Do We Think Aliens Are Made of Water? - If it's good enough for us, it's good enough for them. By Daniel Engber:By Daniel Engber
Posted March 2006
Saturn's small moon..................
The Cassini spacecraft has found evidence of what may be geysers of liquid water on a moon of Saturn, project scientists said on Thursday. 'If we are right,' said one of the Cassini researchers, the moon 'might possibly have conditions suitable for living organisms.' Liquid water is generally considered one of the likely preconditions for extraterrestrial life, along with sources of heat and organic materials. But why are we so sure water is crucial for the development of life?
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