Physics

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Experimental bounds on spacetime torsion
Awarded yesterday
What is the difference between $|0\rangle $ and $0$?
Awarded Nov 30 at 18:06
Which Mechanics book is the best for beginner in math major?
Awarded Nov 30 at 4:34
Why quantum mechanics?
Awarded Nov 22 at 20:46
What's the interpretation of Feynman's picture proof of Noether's Theorem?
Awarded Nov 19 at 12:52
Why are eigenfunctions which correspond to discrete/continuous eigenvalue spectra guaranteed to be normalizable/non-normalizable?
Awarded Nov 14 at 19:41
Why are hydrogen energy levels degenerate in $\ell$ and $m$?
Awarded Nov 9 at 8:21
What causes a force field to be "non-conservative?"
Awarded Nov 5 at 2:20
Grassmann paradox weirdness
Awarded Oct 17 at 14:23
Deriving the Lagrangian for a free particle
Awarded Oct 13 at 21:55
How does non-commutativity lead to uncertainty?
Awarded Oct 11 at 18:50
How does a photon travel through glass?
Awarded Sep 27 at 6:06
From Euler-Lagrange equation to non-affine geodesic equation
Awarded Sep 13 at 17:05
Why does nature favour the Laplacian?
Awarded Sep 12 at 15:15
How to get Planck length
Awarded Aug 20 at 3:26
Why can't d'Alembert's Principle be derived from Newton's laws alone?
Awarded Aug 19 at 15:26
If all conserved quantities of a system are known, can they be explained by symmetries?
Awarded Aug 17 at 3:16
How can one derive Schrödinger equation?
Awarded Jul 31 at 13:17
Is 3+1 spacetime as privileged as is claimed?
Awarded Jul 18 at 18:20
Why isn't Higgs coupling considered a fifth fundamental force?
Awarded Jul 10 at 0:21
Resource recommendations [closed]
Awarded Jun 28 at 22:15
Does the curvature of spacetime theory assume gravity?
Awarded Jun 20 at 17:11
How do mirrors work?
Awarded Jun 17 at 9:25
What are some approaches to discrete space-time used in modern physics?
Awarded Jun 15 at 15:37
Why can we treat quantum scattering problems as time-independent?
Awarded Jun 12 at 20:08
The concept of particle in QFT
Awarded Jun 7 at 19:57
Why is cold fusion considered bogus?
Awarded Jun 5 at 19:33
Existence of adjoint of an antilinear operator, time reversal
Awarded May 28 at 10:17
What voltages are used to "safely" shock someone (as in a carnival game)
Awarded May 25 at 14:05
Why is the string theory graviton spin-2?
Awarded May 25 at 10:51
How do I construct the $SU(2)$ representation of the Lorentz Group using $SU(2)\times SU(2)\sim SO(3,1)$?
Awarded May 22 at 20:51
Don't understand the integral over the square of the Dirac delta function
Awarded May 2 at 16:10
What does a Lagrangian of the form $L=m^2\dot x^4 +U(x)\dot x^2 -W(x)$ represent?
Awarded May 1 at 17:32
Is physics rigorous in the mathematical sense?
Awarded Apr 28 at 6:48
How can you solve this "paradox"? Central potential
Awarded Apr 26 at 14:12
Why exactly do sometimes universal covers, and sometimes central extensions feature in the application of a symmetry group to quantum physics?
Awarded Apr 24 at 21:11
A certain regularization and renormalization scheme
Awarded Apr 20 at 8:40
Why is an Aircraft Runway NOT like a Teaspoon?
Awarded Apr 18 at 21:56
Universality in Weak Interactions
Awarded Mar 31 at 10:47
What is the symmetry which is responsible for preservation/conservation of electrical charges?
Awarded Mar 21 at 17:57
Are Newton's "laws" of motion laws or definitions of force and mass?
Awarded Mar 18 at 4:25
What is the physical significance of the off-diagonal moment of inertia matrix elements?
Awarded Mar 15 at 2:50
The formal solution of the time-dependent Schrödinger equation
Awarded Mar 9 at 9:27
Lagrangian for relativistic massless point particle
Awarded Feb 15 at 19:34
A gentle introduction to CFT [closed]
Awarded Feb 13 at 2:15
What causes a force field to be "non-conservative?"
Awarded Feb 7 at 23:47
Quantum entanglement as practical method of superluminal communication
Awarded Jan 29 at 11:52
Is it foolish to distinguish between covariant and contravariant vectors?
Awarded Jan 16 at 5:56
What is the basis of gauge theory?
Awarded Jan 11 at 10:31
Isn't the uncertainty principle just non-fundamental limitations in our current technology that could be removed in a more advanced civilization?
Awarded Jan 10 at 22:41
Do tachyons move faster than light?
Awarded Jan 10 at 12:42
Is the world $C^\infty$?
Awarded Jan 1 at 3:56
Is there a physics Puzzles site like Project Euler?
Awarded Dec 29, 2022 at 20:42
Is it possible to derive Schrodinger equation in this way?
Awarded Dec 16, 2022 at 11:26
Why do electrons occupy the space around nuclei, and not collide with them? [duplicate]
Awarded Dec 11, 2022 at 13:37
Why is the Fermi surface stable?
Awarded Dec 8, 2022 at 17:11
Thermodynamics - Sign convention
Awarded Dec 8, 2022 at 1:49
Why is it that for a source of emf, current flows from lower to higher potential?
Awarded Nov 28, 2022 at 23:16
Why does the atmosphere rotate along with the earth?
Awarded Nov 24, 2022 at 3:07
Prove that negative absolute temperatures are actually hotter than positive absolute temperatures
Awarded Nov 17, 2022 at 14:11
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