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.
Threads
Undergrad String Frequencies: Does It Make Sense?
- seurat01
- · Replies 2 ·
Graduate Why does gravity follow inverse square law in 4D instead of inverse cube?
- Gold Barz
- · Replies 15 ·
Graduate What Do We Know About Gravitons and Their Role in Understanding Gravity?
- DoubleX
- · Replies 3 ·
Graduate Awesome proof for String Theory
- Chucker
- · Replies 3 ·
Graduate Why do objects have lower time density than their surroundings?
- nightcleaner
- · Replies 10 ·
Graduate A Naive String Theory Question on 10 Dimensions and Poincare Transformation
- controlfreak
- · Replies 2 ·
Graduate Dirac delta function for the field A = r̂/r²
- Reshma
- · Replies 17 ·
Graduate Could Composite Spacetime Explain the 11 Dimensions of Superstring Theory?
- Loren Booda
- · Replies 1 ·
Graduate Is Quantum Computation the Foundation of Quantum Gravity?
- wolram
- · Replies 9 ·
8 Dimension creatures roaming the universe?
- Gold Barz
- · Replies 4 ·
Graduate How Does String Theory Visualize Universes and Black Holes?
- alien609
- · Replies 1 ·
Graduate Why proton's so lite?(Wilczek nobel talk)
- marcus
- · Replies 10 ·
Graduate Arxiv stats as of December 2004
- marcus
- · Replies 2 ·
Undergrad My Own website regarding physics and math.
- misogynisticfeminist
- · Replies 5 ·
Graduate Does a finite universe favor certain quantum gravity models?
- marcus
- · Replies 4 ·
Graduate What is the General Solution for the Gradient of r^n?
- Reshma
- · Replies 14 ·
Graduate Can Lightning Be Utilized to Create an Anti-Gravitational Device?
- B166ER
- · Replies 11 ·
Graduate How Does Loop Quantum Gravity Approach Particle Scattering?
- marcus
- · Replies 4 ·
Graduate How much gravitating matter does LQG and String theory need?
- wolram
- · Replies 3 ·
Graduate The first thirteen questions of David Gross
- marcus
- · Replies 5 ·
Graduate Cosmic strings and double galaxy images as string theory evidence
- marcus
- · Replies 16 ·
Graduate How does LQG theory explain the constant speed of light for all observers?
- metrictensor
- · Replies 7 ·
Graduate Plank Length and String Theory
- metrictensor
- · Replies 16 ·
Graduate What is symplectic and the symplectic group?
- alexepascual
- · Replies 7 ·
Graduate BF theory is basic to LQG so we should learn about it
- marcus
- · Replies 4 ·
Graduate What is the impact of higher dimensions on our understanding of space and time?
- nightcleaner
- · Replies 5 ·
Graduate Does string theory require our universe to be one brane among infinite others?
- Gold Barz
- · Replies 4 ·
Undergrad What Are the Dimensions Beyond 3D and How Do They Work?
- Arsonade
- · Replies 7 ·
Graduate What is the mass of a string near c ?
- Mike2
- · Replies 20 ·
Graduate The search for quantum gravity signals
- wolram
- · Replies 14 ·
Graduate Phenomenological quantum gravity
- Chronos
- · Replies 4 ·
Graduate An eqation for energy conversion
- demosthenes_001
- · Replies 4 ·
Graduate Why can't string theory explain beta decay?
- tozhan
- · Replies 6 ·
Graduate Lubos style critique of Strings
- Kea
- · Replies 7 ·
Graduate New Forces of Nature - A Quest for a Grand Unified Theory
- Hyperreality
- · Replies 4 ·
Graduate Are strings and p-branes in M-theory made of matter and energy?
- Mwyn
- · Replies 7 ·
Graduate Is String Theory Truly Predictive? Discussing the Controversy and Challenges
- marcus
- · Replies 6 ·
Graduate Progress on LQG dynamics (the Master Constraint program)
- marcus
- · Replies 13 ·
Graduate Does string theory require multiple universes in different dimensions?
- Gold Barz
- · Replies 4 ·
Graduate Spontaneous Universe: 10D Static Universe from Quantum Fluctuation
- wolram
- · Replies 2 ·
Graduate Smolin: Falsifiable Predictions from QG
- marcus
- · Replies 2 ·
Graduate The Planck Lambda (Baez question)
- marcus
- · Replies 8 ·
Brian Greene Lecture: Ask Your Questions Here
- Tom McCurdy
- · Replies 2 ·
Graduate Supersymmetry and Superparticles
- DB
- · Replies 5 ·
Graduate Attempt to visualize higher dimensions
- nightcleaner
- · Replies 25 ·
Graduate R.F Streater Critiques Diff M Gauge Group
- arivero
- · Replies 3 ·
Graduate Quantum Gravity In De Sitter Space
- Ivan Seeking
- · Replies 2 ·
Graduate Braneworld vs Modified Newtonian Dynamics (MOND)
- ohwilleke
- · Replies 2 ·
Graduate Gambini, Pullin, Porto on decoherence in discrete quantum gravity
- marcus
- · Replies 1 ·
Graduate Best thinking about dimensionality
- nightcleaner
- · Replies 8 ·
Graduate Why Do We Need Strings in String Theory?
- |2eason
- · Replies 13 ·
Edge essays by Steinhardt and others
- marcus
- · Replies 8 ·
Graduate Mass of Strings and Branes: A Physicist's Perspective
- Mk
- · Replies 7 ·
Graduate Baez and Schreiber paper on 2-bundles
- marcus
- · Replies 9 ·
Undergrad Need Research Topic Ideas for Physics Project
- Tom McCurdy
- · Replies 2 ·
Graduate Philip Anderson on string in the NYT
- marcus
- · Replies 2 ·
High School What is LQG and which book is better: Parallel Worlds or Fabric?
- hoedown_j
- · Replies 5 ·
Hanno Sahlmann video (how to view?)
- marcus
- · Replies 4 ·
Graduate WMAP constraints on inflationary potential in effective field theory
- Kea
- · Replies 4 ·
Graduate What are the most memorable quotes about Quantum Theory of Gravity?
- PRodQuanta
- · Replies 5 ·
Graduate What is this multidimensional universe model with three plates and wormholes?
- Glenn
- · Replies 1 ·
Graduate Can macroscopic strings exist alongside microscopic ones?
- RAD4921
- · Replies 8 ·
Can Complex Systems Lead to Emergent Phenomena?
- Tom McCurdy
- · Replies 16 ·
Graduate Marseille conference on loop quantum gravity and spin foams
- john baez
- · Replies 128 ·
Graduate What is the meaning of 'canonical' in physics?
- Galileo
- · Replies 11 ·
Graduate Interview with Theoretical Physicist Michio Kaku
- Greg Bernhardt
- · Replies 0 ·
Graduate The Big Bang: String or Brane?
- KaneOris
- · Replies 2 ·
Graduate Wilczek et al Nobel talk online.
- marcus
- · Replies 2 ·
Graduate Minimum momentum in the relativistic Kepler problem and quantum gravity
- arivero
- · Replies 1 ·
Graduate What is the Future of String Theory?
- marcus
- · Replies 10 ·
NASA ZPE research on electromagnetic field gravity suppression
- ohwilleke
- · Replies 2 ·
Graduate Twisting knobs on the Std. Muddle
- marcus
- · Replies 5 ·
Graduate Difficulties understanding Green's Functions
- harsh
- · Replies 1 ·
Graduate LAGEOS confirms frame dragging.
- ohwilleke
- · Replies 5 ·
Graduate Mannheim's conformal gravity theory and its alternatives to dark matter
- ohwilleke
- · Replies 1 ·
Graduate Is it possible to have infinite amount of dimension?
- scilover89
- · Replies 5 ·
Graduate Is the math getting more complex?
- misogynisticfeminist
- · Replies 10 ·
Graduate Miguel C. Alvarez thesis posted today (Baez student)
- marcus
- · Replies 4 ·
Graduate Is Our Universe Actually a Hologram?
- Rasine
- · Replies 7 ·
Graduate What is the Historical Development of String Theory?
- somy
- · Replies 2 ·
Graduate String Theory: A Revolutionary View of Atoms
- Mwyn
- · Replies 6 ·
Graduate Bosonic string theory: spectrum of particles
- jujio77
- · Replies 1 ·
Graduate Strange Hamilton Jacobi equation
- eljose
- · Replies 1 ·
Graduate Do strings move in spacetime ?
- RingoKid
- · Replies 2 ·
Graduate Daniele's View on Quantum Gravity and Spinfoam
- marcus
- · Replies 5 ·
Graduate Quantum gravity workshop at perimeter institute
- john baez
- · Replies 19 ·
Undergrad Applications of Euler-Lagrange Equation
- matpo39
- · Replies 1 ·
Graduate Unification Explained: The TOE Dilemma in Our Universe | Pentapublishing"
- Tom McCurdy
- · Replies 5 ·
Graduate Why is string theory so complex and difficult to understand?
- wolram
- · Replies 12 ·
Graduate What book on String theory or LQG is recommended for pleasure reading?
- Tom McCurdy
- · Replies 8 ·
Graduate No he does not say that and why bug him?
- marcus
- · Replies 2 ·
Graduate String Theory: Multiverse w/ Same Constants?
- tribdog
- · Replies 2 ·
Graduate Rovelli in effect concedes that lqg is wrong, but still worthwhile
- jeff
- · Replies 3 ·
Graduate Can Different Dimensions Co-Exist and Influence Each Other?
- scilover89
- · Replies 7 ·
Graduate Spin networks and effective field theory in Rovelli's Quantum Gravity
- jeff
- · Replies 13 ·
Graduate String Gravitons yield GR. NOT
- selfAdjoint
- · Replies 27 ·
Graduate Understanding Spinors: Not Your Typical Tensor
- jcsd
- · Replies 4 ·
Graduate Brane Gas Cosmology: Calculations & Analysis in 11D Supergravity
- kneemo
- · Replies 1 ·
Graduate What Was Before Big Bang? Info Needed
- sparky8406
- · Replies 12 ·