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just as an added little pieceSunday, June 24, 2007
Article in the New Scientist (front page headline 'The Ultimate Quantum Puzzle - Does the universe exist when nobody is looking').
2007 - Anton Zeilinger's team performs a test of Leggett's idea and finds that realism fails, suggesting that there is no reality independent of measurements

At the core of this renaissance is a growing tally of results showing that entanglment has profound implications for our view of reality.  recent experiments led by a group at the University of Vienna, Austria, provide the most compelling evidence yet that there is no objective reality beyond what we observe.  This idea, that our measurements create reality, is controversial and scarcely new, but the mounting evidence for it could have major implications in the search for a theory of everything.  Indeed, we are at the "conceptual beginnings of a second quantum revolution", according to Alain Aspect of the Institute of Optics at Palaiseau in France.

Great stuff

But this is where we blur...Monday, June 25, 2007
...any distinction bewteen objectivity and subjectivity (and perhaps between science and philosophy, although I'd always argue that science is merely one tool of philosophy anyway).

By definition of course, ALL of our experience, all our knowledge is second-hand. It is all merely received via sensors stimulated in various ways, and therefore has never been reality. We can never truly 'experience' or understand reality - merely it's passing shadow, so on one level isn't this in danger of being a semantics discussion - i.e. 'what do you mean by reality' ? But there you go again - any definition will set its own subjective bounds...
Posted by ps

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