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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 What Makes the Ideal Bubble Solution in Physics?
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Lighting water on fire? I don't think so.
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High School Significant Digits in Science: Questions Answered
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News American Physical Society on climate change
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Graduate Is Time Absolute and Does Its Existence Depend on Photons?
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High School Shower and curtain effect, what's happening?
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High School Tutorial for the nanotechnologies
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Graduate Is it possible to control the illuminance of atoms?
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Undergrad Investigating Color in Chemistry Lab: My Experience
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Searching for DaveC's Square-Cube Law: 30 Seconds at a Time!
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High School Could Giant Movie Fans Stop a Hurricane?
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High School Which equation for parabola coordinates
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High School Does it matter if I turn my computer off?
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Graduate Shannon's measure - any profound explanation?
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High School Action Scenes in movies that depict projectile motion?
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High School Can We Survive a Severe Cosmic Storm?
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Undergrad Europe is the center of physics now?
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Graduate Is Quantum Mechanics Deterministic or Is There an Element of Randomness?
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Undergrad Watch Jesus on a Video: Is It Possible?
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Why Is Maxwell Less Recognized Than Other Famous Scientists?
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Watch LHC Launch Tonight on TV in US with FTA Dish
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What is the Terminal Velocity of Cats?
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Graduate Does Matter Truly Exist or Is It Just a Configuration of Energy Fields?
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High School Is Air a Conductor or Insulator? | Carbon Conductors & Insulators
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Is This Perpetual Motion Machine Really Possible?
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Graduate What Exactly is Energy and How Does it Convert to Mass?
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Undergrad How do you determine the total error in a measurement of flow rate?
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Graduate Quantum Gravity: Tracking Public Interest & Acceptance
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What are the Aesthetics of Physics?
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Undergrad In a cavity 12.5 cm by 3.9 cm, with Y being 12.5 cm and X/Z being 3.9,
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Graduate What Does a Formal Proof in Physics Look Like?
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Undergrad Relationship between density and elastisity
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200 Physics Vector Animations or Flash Files
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IP topic is badly needed here.
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Undergrad What Are Standing Waves and How Do Their Amplitudes Relate to Intensity?
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Graduate The decrease of the information v.s. chaos ?
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High School Convert Earth's Radius of 6.37x10^6 to Circumference in km - Help Jason
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Graduate How to Calculate the Total Mass of Earth's Atmosphere Using Physics Modelling?
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Graduate Gravity: What We Know vs What We Don't
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Undergrad Is Energy Truly Eternal and Infinite?
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High School The Physics of Table Tennis: A Comprehensive Guide
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Undergrad Can We Quantify the Energy Released by Hurricanes?
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Graduate What is the difference between degree and level of order?
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Undergrad Links to Physics and Maths Olympiads
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Undergrad What Are the Ideal Proportions for a Cylinder to Act as a Three-Sided Die?
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  • Poll Poll
Bad at maths but good at experimental physics ?
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High School Is Magnitude Essentially Time Related in Physics?
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High School Why is CERN better known than ITER?
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Bell Labs Kills Fundamental Physics Research
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High School Why does thunder last for so long?
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High School How Can I Use LaTeX Notation to Write Equations on This Site?
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High School Your vote for the most mysterious and wonderful of equations
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Undergrad Lumped v. distributed parameter
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High School Wavelength and amplitude. Are they related?
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Graduate Don't understand material derivative and and advective derivative
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High School Uncertainty Qns: Measurement & Data Analysis in Excel
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High School Dr. Bruce DePalma's Spinning Ball Anomaly: Fact or Fiction?
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High School Questions of Latitude: Can You See the Back of Your Head?
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Undergrad What is the maximum CFM through a pipe in the rock drilling industry?
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Graduate Everything can be broken down to a digital signal.
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High School Exponential Growth: Cool Lecture & How to Calculate Doubling Time
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Physics for Future Presidents book
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Graduate Is this guy's claim of fusing Hydrogen to form Helium just a crackpot theory?
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Graduate Examining the Myth of Decoherence & the Measurement Problem
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When Will We See Results from the Large Hadron Collider's Latest Experiments?
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Graduate Null Physics: A Paradigm Shift in Modern Science?
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Graduate When Are Time-Dependent Fitted Parameters Statistically Distinct?
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High School Identifying the Gold & Titanium Balls
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High School Things that take your breath away
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How Can You Separate Salt and Pepper Without Physical Contact?
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Can Ping-Pong Balls Revolutionize Particle Acceleration?
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Undergrad Communicating with an alien race
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Amazing slo-mo of lightning strike.
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LHC first beam (end of world) time announced
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Which Country Leads in Physics Forum Interest?
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Undergrad Kardashev Scale: Size vs Energy Output
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High School Complete noob , got many questions
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Graduate How Can Gravity and Diffusion Be Modeled in a Two-Gas System?
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High School What Do These Weird Physics Symbols Mean?
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High School Can the Rubik's Cube be Solved in a Disco?
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Graduate Questions on Light - Is it Even Possible?
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High School Eric Laithwaite Gyroscopic antigravity.
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How Does a Rap Battle Incorporate Physics at CERN's LHC?
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Graduate Introduction to Computational Physics
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High School Is Energy Simply a Description of Position or Change?
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High School Why are quantities necessary for the existence of things?
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High School Can Telescopes Show Moon Landing Evidence?
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High School Question about intensity and area
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In your own personal life, how often do you use this equation?
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Graduate Time Travel: No worry about paradoxes
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Expansion coefficient of liquid Propane ?
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Undergrad Comparing Illuminance and Solar Radiation in Dragonfly Habitat
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High School Can Anyone Clarify These Physics Formulas?
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Graduate Are You Ready to Tackle Roger Penrose's Road to Reality Exercises?
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Undergrad The most misleading stereotypes about physics
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Graduate What Is Your Interpretation of Quantum Mechanics: Shut Up and Calculate?
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High School Question about draft (probably wind blowing up in your room)
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Undergrad What are the expansion coefficients of diesel fuel?
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High School Does the proximity of a string to a spinning object affect its speed?
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Undergrad What is the Flaw in this Perpetual Motion Machine?
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