4 ms·

Methane. It is only really transiently generated by geological means and decays quickly when exposed to cosmic radiation. It is also very likely made by any car

• mynegation 9y ago
  Titan’s athmosphere contains non-trivial amounts of methane but no signs of life so far.
  • fit2rule 9y ago
    The absence of evidence is not evidence of absence, and so on. We don't know for sure there isn't life on Titan; we just haven't seen enough evidence yet.
    • nannal 9y ago
      We can apply the same logic to draw a number of other useless conclusions.
      • fit2rule 9y ago
        Rather, we can apply the same logic to "not yet draw conclusions", though I do agree with you that not being able to draw conclusions, is useless.