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It becomes much more difficult to determine whether the planet contains indigenous life once you've introduced life from Earth.
by anikan_vader 5y ago
It becomes much more difficult to determine whether the planet contains indigenous life once you've introduced life from Earth.
- FridayoLeary 5y agoi think it's safe to assume it doesn't. And a few plants in a tiny section of mars will hardly ruin the evidence anyway.
- CardenB 5y agoWhat makes you think it’s safe to assume that Mars has no life?
- ryder9 5y agohe posts to hacker news so he obviously has a high iq
- FridayoLeary 5y agoa) simple maths; what are the chances? b) we should have found something by now. There clearly isn't a whole lot happening on the surface of mars at any rate
- ben_w 5y agoa) nobody really knows the chances of abiogenesis or in-system panspermia yet. b) we’re still guessing at bio-signatures; all we are confident of is there isn’t “a lot of stuff like us”, but that’s a compound claim and we can’t rule out “a small quantity of stuff like us” or “as much life as a desert but very different to us”.