Do Our Laws Of Physics Apply In A Holographic Universe? Scientists Unravel The Secrets Of The Universe

MessageToEagle.com – In what way has a holographic universe implication for fundamental physics?

If our Universe is a hologram, then do our laws of physics really apply in this enormous computer projection?

“Orthodox physics is based on Platonism: the laws are treated as infinitely precise, perfect, immutable mathematical relationships that transcend the physical universe and remain totally unchanged by physical processes, however extreme. If instead the laws of physics are regarded as akin to computer software, with the physical universe as the corresponding hardware, then the finite computational capacity of the universe imposes a fundamental limit on the precision of the laws and the specifiability of physical states.

That limit depends on the age of the universe, ” writes Paul C.W. Davies in his science paper Davies “The implications of a cosmological information bound for complexity, quantum information and the nature of physical law.”

Many scientists find the Holographic Universe theory extremely interesting and would like to find out if we really live in a matrix.

Holographic Universe
The Holographic Universe – Image credit: MessageToEagle.com

We can say that theoretically this bizarre scenario is possible. An unknown but highly advanced civilization living “somewhere” among the stars recognizes our “technologically advanced computer systems” as very primitive achievement.

Scientists have been fascinated with the holographic principle ever since Juan Maldacena, professor at the Institute for Advanced Study in Princeton developed the idea.

It was in the 1990s Maldacena came up with the very first model of a universe which realizes the holographic principle.

According to Maldacena’s theory, the mathematically intricate world of strings, which exist in nine dimensions of space plus one of time, would be merely a hologram: the real action would play out in a simpler, flatter cosmos where there is no gravity.

Physicists were fascinated with Maldacena’s idea because it offered a way to put the popular, but still unproven theory of strings on solid footing and because it solved apparent inconsistencies between quantum physics and Einstein’s theory of gravity. Yet, this was just a theory and scientists want solid evidence.

Today, the best thinkers in the world of physics try to come up with answers to the biggest questions about our Universe. Slowly we gain knowledge, but there is still a lot we do not know about the mysteries that surround us and our existence.

In 2012, Professor Skenderis, at the University of Southampton received $175,000 to explore the question, “Was there a beginning of time and space?”.

Now, Professor Skenderis is occupied with the holographic principle and the attempt to formulate the laws of physics for a holographic Universe.

Space-time is usually understood to describe space existing in three dimensions, with time playing the role of a fourth dimension and all four coming together to form a continuum, or a state in which the four elements can’t be distinguished from each other.

Holographic Universe
What happens with our laws of physics in a holographic Universe?

 

Flat space-time and negative space-time describe an environment in which the Universe is non-compact, with space extending infinitely, forever in time, in any direction. The gravitational forces, such as the ones produced by a star, are best described by flat-space time. Negatively curved space-time describes a Universe filled with negative vacuum energy. The mathematics of holography is best understood for negatively curved space-times.

Professor Skenderis has developed a mathematic model which finds striking similarities between flat space-time and negatively curved space-time, with the latter however formulated in a negative number of dimensions, beyond our realm of physical perception.

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He comments: “According to holography, at a fundamental level the universe has one less dimension than we perceive in everyday life and is governed by laws similar to electromagnetism. The idea is similar to that of ordinary holograms where a three-dimensional image is encoded in a two-dimensional surface, such as in the hologram on a credit card, but now it is the entire Universe that is encoded in such a fashion.

“Our research is ongoing, and we hope to find more connections between flat space-time, negatively curved space-time and holography. Traditional theories about how the Universe operates go some way individually to describing its very nature, but each fall short in different areas. It is our ultimate goal to find a new combined understanding of the Universe, which works across the board.”

The paper AdS/Ricci-flat correspondence and the Gregory-Laflamme instability specifically explains what is known as the Gregory Laflamme instability, where certain types of black hole break up into smaller black holes when disturbed – rather like a thin stream of water breaking into little droplets when you touch it with your finger. This black hole phenomenon has previously been shown to exist through computer simulations and this work provides a deeper theoretical explanation.

Professor Skenderis is taking very important steps towards the understating of the Universe’s structure and one day perhaps scientists will be able to offer definite proof of whether we are living in a holographic Universe or not.

First version of this article was originally published on December 30, 2013

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