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> Just have to hope there are other, undiscovered, caves like this around the globe. But the moment we discover them...

• Razengan 10y ago
  Let sterile robots do the spelunking!
  • laursaurus 10y ago
    Can they do it in the dark? We still have the Marinas trench! We have to really make an effort to contaminate that!
  • CWuestefeld 10y ago
    Is there really such a thing as a sterile robot? Chances are that our probes have carried some microscopic life to Mars already.
    • Razengan 10y ago
      The question is, assuming that life survived space travel, can it survive there, let alone thrive? Also, the people involved in those missions must have known about the possibility of contamination. Do they take no steps against it?