What obvious and massive signature will it leave in the universe that we should currently be scanning for in our hunt for intelligent life?
- Life creates structures in the universe that are possible but highly implausible
- For example, if you happen to land on a distant plant and you find a chair. what are the odds of concluding that it might have assembled by itself?
- Composition of atmospheric gases that are highly unlikely to be present in a specific combination
- Assuming such life would have been multi-planetary, similar atmospheric fingerprint in nearby spatial distances