[ExI] kepler study says 8.8e9 earthlike planets

Mike Dougherty msd001 at gmail.com
Fri Nov 8 16:37:12 UTC 2013


On Fri, Nov 8, 2013 at 10:17 AM, spike <spike66 at att.net> wrote:

> deluged.  If you go that route, it is easy to picture ice caps, so the sea
> creatures could have access to the atmosphere, and if the ice goes down to
> bedrock, it would be theoretically possible for lifeforms to dig thru the
> ice and reach the rock, so that metals could be brought to the surface.  Of
> course actual dry land is a good thing for growing smarts.
>

Why is dry land [inherently] better for smarts than ocean?
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