Turtles all the way down: http://en.wikipedia.org/wiki/Turtles_all_the_way_down ... | Hacker News

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		jleard on July 2, 2010 \| parent \| context \| favorite \| on: Where does a tree get its mass? Richard Feynman ex... Turtles all the way down: http://en.wikipedia.org/wiki/Turtles_all_the_way_down Fields arranged by purity: http://xkcd.com/435/

_zhqs on July 2, 2010 [–]

Where does evolution by natural selection fit into that xkcd:Purity sketch?

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