We simply don't know how likely life is to arise given the right chemical condit... | Hacker News

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hugh4 on Sept 28, 2015 | parent | context | favorite | on: Signs of Liquid Water Found on Surface of Mars, St...

We simply don't know how likely life is to arise given the right chemical conditions. We also don't know what those conditions are.

It may still be that life is so unlikely that it only happens on one out if every billion planets where the right conditions exist.

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