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Participate in expert physics discussion. Discussion on the nature and properties of matter and energy. This area is for topics that don't fit the other categories. Mainstream physics only.
Undergrad An Alternative View Of Physics - debunk?
  • lowing99
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Electrician with an interest in most of the sciences
  • sparkey
  • · Replies 3 ·
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3
Graduate What Custom Options and Resources Exist for Quantum Design PPMS Users?
  • 0xDEADBEEF
  • · Replies 8 ·
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8
High School Where to Buy Physics Equipment for DIY Projects?
  • Spoonerz
  • · Replies 8 ·
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8
Need some words of encouragement =(
  • preluderacer
  • · Replies 14 ·
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14
Undergrad What is the smallest reference of time
  • DARKSYDE
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5
Undergrad Can a Vacuum Chamber Suppress a Detonation?
  • Nojophy
  • · Replies 1 ·
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1
Undergrad R-square value for model fitting
  • bbobb
  • · Replies 1 ·
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1
Undergrad Sodium layer of atmosphere & holographic projection
  • rockhouse
  • · Replies 1 ·
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1
High School Zero Point Energy Explained - Simple English
  • Karoka
  • · Replies 10 ·
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10
  • Poll Poll
Undergrad Is it possible: ionizing atoms in free-air
  • Kalrag
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6
Sports on the Moon: Football, Basketball, Soccer?
  • AfRoMaNn
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4
Undergrad Does the Earth Have an Excess of Positive Charge?
  • Frank66
  • · Replies 1 ·
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1
High School Interpreting Units: km-1 Explained
  • Danny-Boy
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3
High School Convert 8 Beers/Night to Weight Gain in Pounds
  • tommcwilliams
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3
High School Who made the D'Arsonval/Weston galvanometer movement?
  • Brown Arrow
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1
Graduate Laws of physics may just be 'local by-laws'
  • ikos9lives
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4
Undergrad Confirming MAC=LAC/Density Calculation
  • mxyplizk
  • · Replies 1 ·
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1
Graduate Unified Field Theory: Presenting a Mathmatical Formula
  • Reuben Smith
  • · Replies 32 ·
2
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Graduate Questions about a travelling electron
  • kipsate
  • · Replies 19 ·
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19
High School How do I figure out the number of shells in noble gas items?
  • LoveKnowledge
  • · Replies 3 ·
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3
At last I became a physics student
  • ShayanJ
  • · Replies 24 ·
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24
Popular Physics Tourist Destinations
  • juming
  • · Replies 4 ·
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4
GR by R. Wald: Apple & Canopy Cover Explained
  • paweld
  • · Replies 2 ·
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2
Has anyone won a physics Nobel prize for computation/simulation work?
  • petergreat
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3
Undergrad The treatment of errors and uncertainties?
  • alexgmcm
  • · Replies 4 ·
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4
Undergrad Bubbles in Resin: How & Why They Rise to the Surface
  • Hobart
  • · Replies 5 ·
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5
Open learn (ou courses for free)
  • lincs_b
  • · Replies 8 ·
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8
High School Understanding Vectors: A Physics Primer
  • bhatnv
  • · Replies 3 ·
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3
High School May i ask where can i read some sample good lab report?
  • jessicaw
  • · Replies 1 ·
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1
Undergrad How do standing waves and resonance relate in a speaker?
  • SFB
  • · Replies 31 ·
2
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Undergrad Why Do Rivers Flow? Earth's Bulge Causes Uphill Flow
  • alphabeta1720
  • · Replies 2 ·
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2
Undergrad How can we determine viscosity from a graph using Poiseuille's equation?
  • jsmith613
  • · Replies 1 ·
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1
Undergrad How Did Graphene Research Lead to a Nobel Prize in Physics?
  • Astronuc
  • · Replies 31 ·
2
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High School Question Is it possible to have energy going from the body without touching it
  • shobat
  • · Replies 23 ·
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23
Undergrad Geometry problem: a cone meeting a cylindre.
  • Vilestag
  • · Replies 4 ·
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4
High School What is Bandwidth and Why is 3 dB Important?
  • snshusat161
  • · Replies 5 ·
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5
High School Cleaning your PC with a vacuum cleaner
  • fawk3s
  • · Replies 28 ·
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28
Undergrad Capillary Rise and Pressure in Sealed Capillary Tubes
  • zorro
  • · Replies 2 ·
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2
Newbie Alyssa Struggles with Physics - Find Support Here
  • preluderacer
  • · Replies 17 ·
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17
The spinning, levitating orbiting card trick ?
  • Point Conception
  • · Replies 7 ·
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7
High School Compact Unidirectional Audio Speaker
  • 1MK5
  • · Replies 1 ·
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1
High School Are Atoms Just a Model for the Unexplained in Programming?
  • BlackVenom
  • · Replies 54 ·
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Undergrad Can energy and mass be created or transformed in the universe?
  • uros
  • · Replies 2 ·
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2
Welcome New Physics Forum User - Grade 11 Student
  • brain123
  • · Replies 4 ·
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4
Double-Checking Before Proceeding
  • LoveKnowledge
  • · Replies 12 ·
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12
High School Atoms that make up the body do they come from
  • littlebanger
  • · Replies 11 ·
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11
Undergrad Calculation Results for Hexane Density - Get Best Value
  • xzh
  • · Replies 1 ·
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1
Undergrad What is the physics behind seismometers?
  • qspeechc
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2
High School How long does it take to learn physics?
  • jduster
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5
High School Does a speedometer measure a scalar or vector quantity?
  • zomgwtf
  • · Replies 9 ·
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9
High School Properties of foam plastic in Mattress and in general
  • MQTUAE
  • · Replies 2 ·
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2
Controversial Nobel-Worthy Physics in 1935 England: What Could Have Been?
  • eae
  • · Replies 15 ·
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Undergrad Emission spectral line intensity
  • bejoynp
  • · Replies 3 ·
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3
High School Why Are Physics Notations Like 'c' for Speed of Light Used?
  • silin
  • · Replies 1 ·
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1
Graduate On Fine-Tuning and the Functionality of Physics
  • ConradDJ
  • · Replies 53 ·
2
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High School Hump on an aeroplane can be on the bottom
  • jsmith613
  • · Replies 15 ·
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15
Graduate Calculating PFA Diffusion Rate in 1% Agar Gel: Tips and Resources
  • harryfeng
  • · Replies 2 ·
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Undergrad The physics of losing Helium from the Earth - question
  • GTrax
  • · Replies 3 ·
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3
Graduate What Are the True Laws of Physics and Their Role in Understanding Nature?
  • kgbgru
  • · Replies 57 ·
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High School Why do waves(in general) travel in different frequencies?
  • mapa
  • · Replies 7 ·
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7
Undergrad Need book recommendation for difficult multiple choice problems
  • mjain79
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Undergrad Flight of rocks thrown through the air
  • merrius
  • · Replies 27 ·
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27
Why isn't Chinese Physics in the ISI?
  • Pythagorean
  • · Replies 7 ·
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Top 5 hallmark experiments in physics
  • Billyneutron
  • · Replies 45 ·
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Which Fictional Superheroes Also Have a Passion for Physics?
  • dr.mcawesome
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Little murder things jumping out of sodas
  • Pengwuino
  • · Replies 22 ·
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Graduate What Are the Challenges of Translating Einstein's Aether Paper?
  • Rasalhague
  • · Replies 20 ·
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20
Graduate Is a 3D Equation System the Future of Advanced Mathematics?
  • Jonnyb42
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Undergrad 3D 'perception' of the world we live in
  • keithcp
  • · Replies 5 ·
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5
Is there really such a thing as a perfect circle in nature?
  • zeromodz
  • · Replies 33 ·
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Graduate Can Verlinde's Gravity Theory Revolutionize Our Understanding of the Universe?
  • dantsmith
  • · Replies 37 ·
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The general public is scientifically illiterate
  • aychamo
  • · Replies 66 ·
3
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High School What Are Some Physics-Based Senior Project Ideas for High School Students?
  • kLPantera
  • · Replies 7 ·
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7
High School Commutative property of numbers and uncertainity
  • madah12
  • · Replies 1 ·
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1
Where Do Nuclear Physicists and Astrophysicists Gather in Their Free Time?
  • nucleargirl
  • · Replies 21 ·
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High School Discovering the Analog vs. Digital Display in CRT and LCD TVs
  • Sethi
  • · Replies 3 ·
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3
High School What are the Topical Physics Video Lectures Offered by MIT and Yale?
  • Senjai
  • · Replies 4 ·
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4
Undergrad Calculating CFM at 40 psi from 3.7 CFM @ 90 psi
  • jimff
  • · Replies 8 ·
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8
When The Stephen Hawking Young and Walking
  • getcarter
  • · Replies 1 ·
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1
Graduate A nonlinear model of ionic wave propagation along microtubules
  • Billyneutron
  • · Replies 10 ·
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10
How Can Google Improve Your Academic Searches?
  • physiker_192
  • · Replies 9 ·
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9
How close did the asteroids come to Earth in 2010?
  • nismaratwork
  • · Replies 15 ·
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15
Graduate Experimental Error on a quadratic
  • dustydude
  • · Replies 4 ·
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4
Undergrad Street Lights react to passersby?
  • prinzlb
  • · Replies 23 ·
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23
High School Warning: Oxygen and Oil/Grease - Why Explosion?
  • LT72884
  • · Replies 14 ·
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14
Undergrad Is Cell Phone Signal Transmitted in Digital Form?
  • jeekeshen
  • · Replies 2 ·
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2
Polarization by quarter-wave plates
  • ViTiB
  • · Replies 1 ·
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1
Graduate Do Quantum Particles Exist in Multiple Places at Once?
  • skycastlefish
  • · Replies 13 ·
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13
Kids of the new decades moving beyond science clubbing continuum
  • ikos9lives
  • · Replies 13 ·
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Undergrad Stan Lee's Superhuman: Electricity Resistance
  • QuarkCharmer
  • · Replies 7 ·
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7
High School What is the Scientific Explanation for the Movement Pattern of Liquids?
  • riddle
  • · Replies 3 ·
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3
Graduate Limitations of Physics | Seeking Feedback on Ideas
  • ThudanBlunder
  • · Replies 103 ·
4
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103
Undergrad What is the top speed of a fencing weapon?
  • eroomynohtna
  • · Replies 36 ·
2
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36
Unexplained Movement: Mystery of Shifting Rug in Empty House
  • JDługosz
  • · Replies 11 ·
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11
Is there any branch in math that is not directly or indirectly used in physics?
  • naggy
  • · Replies 2 ·
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2
Graduate NOT A HWK QUESTION Molecular Theory PLEASE.
  • ethan5
  • · Replies 5 ·
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5
High School Unraveling Drake's Equation: What is it?
  • swatmedic05
  • · Replies 1 ·
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1
Searching for some good popular science books
  • Dominique
  • · Replies 4 ·
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4
High School Why Do Physicists Use Grids & Time?
  • vidgmaetester
  • · Replies 6 ·
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6