Calopteryx writes: New Scientist has a story on how Avidians — digital organisms in a computer world called Avida — replicate, mutate and have evolved a rudimentary form of memory. They — or things like them — might eventually evolve to become artificially intelligent life forms. Link to Original Source
The perversity of nature is nowhere better demonstrated by the fact that, when
exposed to the same atmosphere, bread becomes hard while crackers become soft.