If we lived in a black hole, then spacetime would be contracting toward us
rather than expanding (and increasingly expanding at that).  The exact
opposite is more likely:  that we live in a "white" hole.



On Fri, Dec 5, 2014 at 5:04 PM, John Berry <[email protected]> wrote:

> Ok, so this is a trippy thought, but you may be aware of one theory that
> stars are opposite ends of the universe might be moving apart with a
> relative velocity greater than C, but that this is ok since space in this
> case is considered to be moving along too...
>
> I could find a reference but it is a theory that is taken at least
> somewhat seriously.
>
> And one of the implications of this is meant to be if I have it right, is
> that light from a star at one endge of the universe could never reach the
> other side due to this.
>
> And this then seems to quality it as an event horizon!
>
> And one made from moving space whatever that means.
>
> But an object falling into gravity is considered not to be accelerating
> relative to space since space is in effect accelerating and the mass is
> just going with it, this is pretty close to what has been said by other
> before about gravity...
>
> So then in what way is a conventional black hole event horizon
> fundamentally different to an expanding universe????
>
> Sure, geometrically it might be the inverse, but that could be seen as
> being in the inside of a black hole instead of the outside.
>
> And you could argue that it occurs over a larger swath of space, namely a
> universe sized swath of space, but what we don't know of the geometry of
> space from the inside of an event horizon is, well everything.
>
> So I am not taking this seriously, really just a jab at the Frankenstein's
> monster created by extending the little we know of physics to the little we
> know of cosmology and have the cheek to think it is somehow a science.
>
> John
>

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