Why is the standard model renormalizable if we believe it is an effective theory?
104320
Why should the Standard Model be renormalizable?
82418
Why not drop $\hbar\omega/2$ from the quantum harmonic oscillator energy?
112398
Proof that the effective/proper action is the generating functional of one-particle-irreducible (1PI) correlation functions
62506
Why $SU(3)$ and not $U(3)$?
146897
How does the Higgs field enable masses to attract each other?
111352
Why are muons considered to be elementary particles in the Standard Model?
17120
Why use Fourier expansion in Quantum Field Theory?
52648
What happens to matter in a standard model with zero Higgs VEV?
128937
Lie theory and particle physics
88658
Confusion regarding the principle of least action in Landau & Lifshitz "The Classical Theory of Fields"
89528
Formalizing Quantum Field Theory
135348
Is Zitterbewegung an artefact of single-particle theory?
149943
Why is Einstein gravity not renormalizable at two loops or more?
97156
ZFC + $\exists$ Standard model $\rightarrow$ Con(ZFC + $\exists \omega$-model)
13096
Is a spontaneous decrease in entropy *impossible* or just extremely unlikely?
132582
What evidence exists for string theory viability?
55316
Why is the Yang-Mills gauge group assumed compact and semi-simple?