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The universe is a giant hologram, and us its projection?



 
 
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  #1  
Old January 19th 09, 09:04 AM posted to sci.astro.research
Kent Paul Dolan
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Posts: 225
Default The universe is a giant hologram, and us its projection?

Okay, can someone, in simple but scientific language,
and lacking any taint of cosmological fanaticism,
explain to me what the heck is going on here?

http://www.newscientist.com/article/...am.html?page=1

or

http://preview.tinyurl.com/8yzeyu

"The 'holographic principle' challenges our
sensibilities. It seems hard to believe that you
woke up, brushed your teeth and are reading this
article because of something happening on the
boundary of the universe. No one knows what it would
mean for us if we really do live in a hologram, yet
theorists have good reasons to believe that many
aspects of the holographic principle are true."

xanthian.

For one thing, aren't we beyond the speed of light
horizon for "the edge of the universe" due to
inflation?
  #2  
Old January 19th 09, 07:47 PM posted to sci.astro.research
John Bailey
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Posts: 9
Default The universe is a giant hologram, and us its projection?

On Mon, 19 Jan 09 09:04:56 GMT, Kent Paul Dolan
wrote:

Okay, can someone, in simple but scientific language,
and lacking any taint of cosmological fanaticism,
explain to me what the heck is going on here?

http://www.newscientist.com/article/...am.html?page=1

or

http://preview.tinyurl.com/8yzeyu


fo ra less gee-whiz rendition of the concept, try this:

http://lanl.arxiv.org/abs/hep-th/9409089
The World as a Hologram by L. Susskind
"According to 't Hooft the combination of quantum mechanics and
gravity requires the three dimensional world to be an image of data
that can be stored on a two dimensional projection much like a
holographic image. The two dimensional description only requires one
discrete degree of freedom per Planck area and yet it is rich enough
to describe all three dimensional phenomena"

Perhaps the analogy to Green's Theorem may help. The New Scientist's
version which ascribes reality to what may be considered only
representation certainly does not help.
 




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