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Topic: Can an indetectable thing physically exist? (in principle)
Replies: 11   Last Post: May 27, 2013 4:45 PM

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James Waldby

Posts: 431
Registered: 1/27/11
Re: Can an indetectable thing physically exist? (in principle)
Posted: May 24, 2013 1:40 PM
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On Fri, 24 May 2013 13:32:50 -0400, David Bernier wrote:

> Suppose (for example) that wave function
> collapse in the "standard"/standard interpretation
> of Quantum Mechanics was governed by absolutely
> indetectable things.
> An indetectable thing is one that's even more discreet
> than neutrinos: it doesn't interact at all with the world.
> Does it make sense to postulate (as a thought experiment),
> the physical existence of indetectable things?

At present, "alternate universes" are undetectable, but certainly
have been postulated. It seems reasonable to think about such things.


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