How can you know that existing life are in need of liquid water? We don't know anything about extraterrestrial life, do we? Just because we breathe oxygen and are dependent on water, does that mean that all other potential life have the same criteria?
LiberalDaisy64 karma
How can you know that existing life are in need of liquid water? We don't know anything about extraterrestrial life, do we? Just because we breathe oxygen and are dependent on water, does that mean that all other potential life have the same criteria?
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