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# String theory has never been successfully used to generate a model of the universe resembling our own, with previously observed particles and forces in place.

# String theory has never been successfully used to generate a model of the universe resembling our own, with previously observed particles and forces in place.

# The idea of higher dimensional realms beyond 3 spatial dimensions and one of time has never been proven and is speculative at best, though there is hope that, if these theoretical dimensions are large enough, further tests with the [[Large Hadron Collider]] (LHC) could expose them.

# The idea of higher dimensional realms beyond 3 spatial dimensions and one of time has never been proven and is speculative at best, though there is hope that, if these theoretical dimensions are large enough, further tests with the [[Large Hadron Collider]] (LHC) could expose them.

# String theory cannot be tested due to the scale of the proposed strings,<ref>[http://library.thinkquest.org/04apr/01330/newphysics/flawstheory.htm "Tomorrow's Theories: Flaws With String Theory", ''The Nth Dimension'']</ref> though elements of the theory (supersymmetry, extra dimensions, and the holographic principle) can be.<ref>[http://www.pbs.org/wgbh/nova/physics/blog/2012/09/can-string-theory-be-tested/ "Can String Theory Be Tested?", ''PBS'']</ref>

# String theory cannot be tested due to the scale of the proposed strings,<ref>[http://library.thinkquest.org/04apr/01330/newphysics/flawstheory.htm "Tomorrow's Theories: Flaws With String Theory", ''The Nth Dimension'']</ref> though elements of the theory (supersymmetry, extra dimensions, and the holographic principle) can be.<ref>[https://www.pbs.org/wgbh/nova/physics/blog/2012/09/can-string-theory-be-tested/ "Can String Theory Be Tested?", ''PBS'']</ref>

==References==

==References==