The theory-of-everything tag has no wiki summary.
18
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6answers
2k views
Does Godel preclude a workable TOE?
Godel's incompleteness theorem prevents a universal axiomatic system for math. Is there any reason to believe that it also prevents a Theory of everything for physics?
Edit:
I haven't before seen ...
18
votes
4answers
1k views
Is Stephen Wolfram's NKS, an attempt to explain the universe with cellular automata, in conflict with Bell's Theorem?
Stephen Wolfram's A New Kind of Science (NKS) hit the bookstores in 2002 with maximum hype.
His thesis is that the laws of physics can be generated by various cellular automata--simple programs ...
15
votes
3answers
489 views
Why is gravity so hard to unify with the other 3 fundamental forces?
Electricity and magnetism was unified in the 19th century, and unification of electromagnetism with the weak force followed suit, bringing into play the electroweak force.
I've been told that ...
6
votes
2answers
1k views
What is the current status of string theory (2013)?
I've seen a bunch of articles talking about how new findings from the LHC seem to disprove (super)string theory and/or supersymmetry, or at least force physicists to reformulate them and change ...
5
votes
2answers
306 views
What is the likelihood of ever discovering the graviton?
How would one look for and confirm existence of a graviton?
Someone was speaking to me about perhaps one day discovering the graviton, but to me it seems unlikely, although I'm young and essentially ...
5
votes
1answer
357 views
Do all the forces become one?
Were the forces of nature combined in one unifying force at the time of the Big Bang?
By which symmetry is this unification governed?
Are there any evidence for such unification of forces?
Has ever ...
5
votes
2answers
486 views
Other possible theories (other than string theory) which are generalizations of the standard model with incorporation of gravity
The only finite mathematical framework that incorporates both the standard model of particle physics and gravity under one umbrella that I am aware of is string theory. I would like to know whether ...
4
votes
2answers
228 views
How to check Einstein-like equations on their correspondence with the real world?
Physicists studying the grounds of physics and some mathematicians often come to a theories which are like a general-relativity, but do not coincide with it. Often these theories contradict the real ...
3
votes
4answers
395 views
Help understanding the potential outcome of solving the Unified Theory in modern physics
I find myself greatly fascinated by physics and astronomy, though I really do not understand most of it. For example, I avidly watch programs and read books that discuss our current search for a ...
3
votes
2answers
176 views
Simple PDE vs String Theory
For the sake of simplicity, I’d like to believe that there is one master non-linear partial differential equation
governing physics. In particular, consider a Klein-Gordon form:
$$
\frac{\partial^2 ...
3
votes
1answer
368 views
Is the universe finite and discrete?
Is the universe finite, both in the sense of being a closed spacetime manifold, as viewed from the macro level, but also in the sense of being fully discrete and finite in all of its intricate quantum ...
3
votes
1answer
314 views
Is it possible for one side of the universe to “meet” the other?
I've variously heard the shape of the universe being described as multi-dimensional, like a helix or mobius strip, and super string theorem seems to say there are lots of universes all piled up next ...
3
votes
2answers
81 views
Evolution principle of the physical laws
I wanted to know if there is a physical theory that considers that the laws of physics undergo an evolutionary process. That see the law of physics or the absence of them, as something dynamic, and ...
2
votes
2answers
825 views
How to debunk 'The Electric Universe'?
My father is a generally intelligent person, however he has latched onto a theory which I believe to be completely incorrect.
He doesn't believe in gravity, but rather subscribes to an 'Electrical ...
2
votes
3answers
251 views
What is a good non-technical introduction to theories of everything?
I'm not a physicist but I'm interested in unified theories, and I do not know how to start learning about it. What would be a good book to read to start learning about this topic?
2
votes
1answer
905 views
Unified field theory in layman's terms
I watched some videos on the unified field theory, specifically interviews with Michio Kaku and John Hagelin, and want to learn a bit more about it. I looked up the theory of everything, string theory ...
1
vote
2answers
260 views
Why do we need a Theory-Of-Everything (TOE)?
On the heels of some of the discussion about the recent TOE article by New Scientist, what are the key reasons why we need a TOE? The obvious immediate response is that a TOE should give us a means ...
1
vote
1answer
240 views
Does the universe follow a general physical and computational principle of evolution?
Evolution is a principle in biology, whereby organisms evolve their ability to replicate and multiply in numbers over successive generations. From a computational point of view, the organisms employ a ...
1
vote
2answers
147 views
Where does quantum mechanics come from? [closed]
Where does quantum mechanics come from?
If string theory is proved to be the correct quantum theory of gravity but it failed to explain where quantum mechanics came from can we still consider it a ...
0
votes
2answers
108 views
Epistemologically, can we ever deduce the 'true' theory of everything? [closed]
Operationally, we can only know about the results of experiments and observations. From them, we can conclude our world is one which is complex enough to allow for computers. After all, we're using ...
0
votes
1answer
66 views
Explanation for the notion that physical laws break down at the Big Bang
I've often heard the phrase "physical laws break down at the big bang".
Why is this? Divide by zero?
Please provide the mathematics.
0
votes
1answer
98 views
Commonalities among string theories?
So string theory is a developing theory with presumably different variants. What is the commonality among all these variants? What makes the next modification of a current string theory another string ...
0
votes
3answers
158 views
The Role of Gravity among the Fundamental Forces of Nature
If we look at the standard model, we have 4 fundamental forces which include
Gravity,
Electromagnetism,
Nuclear weak force,
Nuclear strong force.
I would like to look at Gravity for a minute. ...
0
votes
1answer
187 views
Is imaging 10 dimension video by Rob Bryanton has any invalid/wrong information?
I just watch this youtube video and wonder that is there anything invalid/wrong in term of real physics.
I search for Rob Bryanton and it look like he has not-so-good reputation, for example here ...
0
votes
1answer
114 views
Reference-request: Computational science and physics [closed]
I'm interested in the following question:
Is Nature computable at it's most fundamental level?
Can anyone suggest any works (books, papers / articles, reviews) related to the above question?
...
0
votes
1answer
167 views
Which theory is closest to Theory of Everything? [closed]
To present, Which theory is closest to Theory of Everything? In the future, it probably including into Theory of Everything.
Can you describe more detail or attach links that I can reading after?
0
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0answers
65 views
Laws of the universe [closed]
I was thinking the other day, What gives the universe laws to follow by? I know there are plenty of laws like the Newton's laws of motion. But, Is there some grand master of all these laws?
Like ...
0
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0answers
31 views
What is the support for the suggestion that reality is a computer simulation? [duplicate]
Possible Duplicate:
Does Quantum Physics really suggests this universe as a computer simulation?
I know the title sounds far-fetched, but the idea was first brought to my attention by a ...
-4
votes
1answer
119 views
Why not an Electric Theory of Everything? [duplicate]
Possible Duplicate:
How to debunk ‘The Electric Universe’?
I am just wondering why there exists such a strong feeling within the physics community against theories such as Plasma Physics ...
-7
votes
2answers
394 views
The end of theoretical physics? [closed]
About the meta questions 1193 and 2609, I've heard parallelly, that the complete branch theoretical physics is already done and that there isn't any thing else to do in this field, how true is it?
