Beyond the Standard Models Forum

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Join expert and advanced topics on beyond the standard model of physics. This includes professionally researched theories like strings, branes, and LQG. Mainstream physics only.
Graduate Symmetry of QED interaction Lagrangian
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Graduate Metric Ansatz For Unifying All Forces In 11D?
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Undergrad Does determinism exclude retrocausality?
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Graduate Kahler Manifolds and Supersymmetric NLSM: Understanding the Connection
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Undergrad Is There A Simple Dark Matter Solution Rooted In GR?
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Graduate On a formal viewpoint on the D’Alembert–Lagrange Principle
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Undergrad Can 3D Objects Exist in Higher Dimensions?
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Graduate Sum over backgrounds in String Theory
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Undergrad What does it mean for a Lagrangian to have "explicit" time dependence?
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Undergrad What are the most important phenomena that the Standard Model can't explain?
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Graduate What is your opinion of Linear Canonical Transformations?
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High School String Theory & Elementary Particles: What's Real?
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Undergrad Bootstrap model and different laws?
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High School Is information the 5th state of matter?
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High School Beyond the Standard Model Explanations of GW190521
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Graduate Search for literature on Quantum Gravity
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Undergrad Is energy a fundamental physical quantity or a derived one?
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High School Understanding the Galilean transformation
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Graduate The Wolfram Model & Wolfram Physics Project
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High School Randomness in electron position
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Graduate Why do we extremize the Lagrangian in the Hamilton principle instead of energy?
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Graduate How is physical Information "encoded"?
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Undergrad Does a 2-dimensional world really exist?
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Graduate A strange theory of everything: dust on [itex]\mathbb{R}^{0|18}[/itex]
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Undergrad Trouble for Loop Quantum Gravity?
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Graduate Seeking the Standard Model in E8 plus Supersymmetry
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Undergrad Evaluation of SMASH - most minimal extension of SM
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Graduate Physical Motivation for Supersymmetry
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Undergrad Variational operator in the least action principle
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Undergrad Constraints on BSM from EDM measurements
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Graduate Equipartition theorem and Coupled harmonic oscillator system
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High School Massive Gravity Theory: Explaining Universe Expansion
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Undergrad Small oscillations and spatial transformations | Part 1
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High School Any proof of extra dimensions?
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Graduate What Are the Mysterious Bubbles of Nothing That Consume Spacetime?
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Undergrad Can someone explain to me a flop transition in laymen's terms?
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Undergrad Different kinds of infinity in physics?
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Graduate Physics and mathematical hyperoperations above exponentiation
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Undergrad Is Theoretical Physics Progressing Slower Than Experimental Physics?
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Graduate Questions about magnetic monopoles
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Undergrad Leptons and the Lorentz Group O(3,3)
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Graduate Is Stochastic String Theory the Key to Original Ideas in Physics?
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Graduate The tautological 1-form: Lagrange vs. Hamilton formalism
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Undergrad Why does nothing happen at the Planck mass?
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Undergrad Subquantum kinetics- anything to it?
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Undergrad How Did 1900s Physicists Misjudge the Completeness of Physics?
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Graduate Is physical reality more than the sum of its parts?
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Undergrad Barrow black holes with fractal surface?
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High School A question about quantities vs units in physical laws
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Undergrad What use is the AdS/CFT correspondence in a flat universe?
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Graduate Degrees of freedom of thin rods
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Graduate Spectral domain double integral with singularities
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Undergrad Seeking Symmetry: Lie Group & Algebra Models
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Graduate First order formalism of Polyakov action
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High School How can a dimension be "curled up" and have a finite extent?
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Graduate Vacuum as the low energy limit of....
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Graduate Compactification of spatial extra dimensions
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High School Showing that formulae are invariant for all values in the domain
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Graduate Why does the Kähler Potential only contain left handed Weyl spinors?
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Undergrad Invariance of the Poisson Bracket
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Undergrad Emergent space-time from what?
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Graduate What is meant by the mass of a superfield?
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Graduate Eric WEinstein's Geometric Unity theory
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Undergrad Does Galilean symmetry imply that all systems are monogenic?
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Undergrad Could gravitons be dimensionless?
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High School Planck-like values out of permeability and permittivity
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Undergrad Stern-Gerlach experiment with a classical object
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Undergrad The existence of negative gravitational plus positive inertial mass?
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High School Contributions to total energy in different areas of Physics
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Undergrad Rare Kaon decay may shed light on new physics....maybe
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Graduate Help with the Proof of an Operator Identity
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Graduate Calculating Functional Derivatives: -1≤xₒ≤1 vs -1<xₒ<1
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High School Differential equations in physics
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Undergrad Wigner's Theorem That All Fields Must Be Tensors
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Undergrad Is There a Mistake in This CLQG Thesis?
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Graduate Can Cosmic Inflation and String Theory change fundamental laws?
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Undergrad Question about an "exact" distribution function
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Graduate A relation in "Scattering Amplitudes in Gauge Theory....", Elvang et al
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Graduate M theory dimension change and large N_c, are they related?
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Undergrad Meagre cows and future searches
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Graduate According to Wilczek, how does quantum mechanics arise?
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Undergrad Higgsino: The Supersymmetric Partner of the Higgs - What You Need to Know
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Undergrad Simple case of Gauss' law for gravity
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High School Are Tachyons Real or Just a Theoretical Concept Compared to Photons?
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Undergrad Is M-theory (a) self-consistent (b) externally consistent?
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Graduate Exceptional Quantum Geometry and Particle Physics
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Graduate QGravity, masses and CKM matrix all for free
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Graduate Merging Gravity with the other forces
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Graduate Which Graduate Program Explores String Theory and Loop Quantum Gravity?
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Graduate Is Physics Truly Scale-Dependent and How Does Decoupling Occur?
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Graduate What physical systems exhibit nonseparable Hamiltonians in classical mechanics?
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Undergrad What percentage of physicists believe in a simulation hypothesis?
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Graduate Standard Model and number of fundamental forces
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Undergrad What happened to Susskind's Quantum Field Theory lectures at Stanford?
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Undergrad Laplace's equation vs Principle of Least Action?
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Graduate Explaining the Hubble tension with fundamental physics
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Undergrad New force of nature discovered?
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Undergrad What does it mean to say space and time are fundamental in physics?
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High School Gravitational wave emission from electrons
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Undergrad Are physical constants 'constant' axiomatically, or is there a theory?
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