Thursday, January 20, 2005

Natural selection acts on the quantum world

"Because, as Zurek says, 'the Universe is quantum to the core,' this property seems to undermine the notion of an objective reality. In this type of situation, every tourist who gazed at Buckingham Palace would change the arrangement of the building's windows, say, merely by the act of looking, so that subsequent tourists would see something slightly different."

Reading assignment: "Quarantine" by Greg Egan

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