Robuta

https://www.physicsoverflow.org/592/kaluza-klein-theory-successfully-unify-extended-standard?show=596 Does Kaluza-Klein theory successfully unify GR and EM? Why can't it be extended to the Standard... As a quick disclaimer, I thought this might be a better place to ask than Physics.SE. I already ... ? This post has been migrated from (A51.SE) kaluza klein theorysuccessfullyunifyextendedstandard