[ExI] Directed Evolution Teaches Nature the Unnatural, Brings Silicon to Life

Giulio Prisco giulio at gmail.com
Fri Nov 25 16:43:12 UTC 2016


So what? 3 short billion years is no big deal ;-) Also, the evolution
to C-Si life on the planets of some old stars could have started long
enough ago for C-Si life to be thriving now. Also, C-Si life could
have evolved directly on some planets without going through C-only
life.

On Fri, Nov 25, 2016 at 4:55 PM, spike <spike66 at att.net> wrote:
>
>>... On Behalf Of Giulio Prisco
> Subject: Re: [ExI] Directed Evolution Teaches Nature the Unnatural, Brings
> Silicon to Life
>
>>...Why shouldn't C-Si lifeforms be intelligent?
>
>
>
>
>
> They might be, eventually.  But it might take 3 billion years to get there.
> Or there is something like the blue-green algae equilibrium that
> carbon-based life was stuck in for a couple billion years, but one that is
> even more stable.
>
> spike
>
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