One of the things that I've been doing recently in my scientific research is to ask this question: Is the universe actually capable of performing things like digital computations?
Seth LloydScience consists exactly of those forms of knowledge that can be verified and duplicated by anybody.
Seth LloydFor hundreds of millions of years, Sex was the most efficient method for propagating information of dubious provenance: the origins of all those snippets of junk DNA are lost in the sands of reproductive history. Move aside, Sex: the world-wide Web has usurped your role.
Seth LloydComputers are famous for being able to do complicated things starting from simple programs.
Seth Lloyd