257. Simon Conway Morris on Design in Evolution & the Possibility of Purpose in the Cosmos
The Michael Shermer Show
00:00
Sharks Aren't Changing, but They're Not Changing
There is a suggestion that because mars was more benign, while the earth has been pounded to pieces early in history of the solar system, that it was a lump of martian rock with microbesa landed in that warm little pond. But most organisms on earth survive just fine without any of that. I mean, there's plenty of reptiles the deephot biosphere all the bacteria. You know, sharks, they're not becoming anything. And it's better to have just a tiny little brain, cause you don't need much energy to run it. In point of fact, i would suggest it in terms of logical organizeng we're pretty close to the limits now of what can be done
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