Âé¶¹´«Ã½

The certainty principle

24 July 2004

REMEMBER the awe-inspiring ruler of the Emerald City who turned out to have manufactured his aura of greatness through ingenious illusions? A similar fate could, just could, be about to befall the father of quantum theory, physicist Niels Bohr.

Bohr famously remarked that those who are not shocked by quantum theory have not understood it. His view of the true nature of the quantum world was that it is unknowable. Although our experiments let us see it as a place filled with waves or particles, these, said Bohr, are mere manifestations of something deeper, beyond the limits of scientific inquiry.…

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