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en.wikipedia.org/wiki/String_theory

In physics, string theory is a theoretical framework in which the point-like particles of particle .... In spite of the fact that the universe is well described by four- dimensional spacetime, there are several reasons why physicists consider theories in ...

www.physics.org/article-questions.asp?id=47

In attempting to unite gravity with the three other forces, string theory requires us ... also requires us to accept the existence of extra dimensions in the universe.

physicsworld.com/cws/article/news/2011/dec/06/string-theory-calculations-describe-birth-of-the-universe

Dec 6, 2011 ... Researchers in Japan have developed what may be the first string-theory model with a natural mechanism for explaining why our universe ...

superstringtheory.com

What progress are physicists making towards experimental tests of string ... Was there a String Bang before the Big Bang, or did the Universe simply unwind?

www.pbs.org/wgbh/nova/physics/elegant-universe.html

Eleven dimensions, parallel universes, and a world made out of strings. It's not science fiction, it's string theory.

www.weizmann.ac.il/stringuniverse

Chair: Prof. Silvia Penati (IT). Vice-Chair: Prof. Yolanda Lozano (ES). As particle accelerators, such as the LHC, narrow down the experimental limits on ...

www.dummies.com/education/science/physics/the-start-of-the-universe-with-string-theory

Well before the introduction of M-theory or brane world scenarios, there was a string theory conjecture of why the universe had the number of dimensions we ...

indico.cern.ch/event/555921

This is the final conference of the COST Action MP1210 The String Theory Universe. It will also continue the long-standing tradition of the annual European  ...

www.ted.com/talks/brian_greene_on_string_theory

Physicist Brian Greene explains superstring theory, the idea that minscule strands of ... vibrating in 11 dimensions create every particle and force in the universe.

www.nuclecu.unam.mx/~alberto/physics/string.html

String theory is our most recent attempt to answer the last (and part of the ... There are four fundamental forces in the universe: gravity, electromagnetism, and the ...