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Can you provide an example of such a synthetic chemical, that would be present in levels that would be detectable on Earth from across interstellar space? CFCs?
by morpheos137 5y ago
Can you provide an example of such a synthetic chemical, that would be present in levels that would be detectable on Earth from across interstellar space? CFCs?
- kadoban 5y agoIsn't just elemental Oxygen enough, for example? I may be missing something but I think it's unstable in the presence of a huge variety of other elements/chemicals. Of course that could only signal life, at best, can't tell you if it's intelligent.