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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.
Does Energy Exist? | Answer Here
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Counting Seconds to Estimate Storm Distance
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Is it common to have dimensionally wrong equations in physics?
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What Is This Mysterious Physics Equipment?
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Ball lightning = magn. induced phosphenes?
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Why I like spheres and how things may tend to look like them
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Is there a science called BioGeometry and what is it about?I have
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Shut Up and Calculate: Exploring Feynman's Ideas on Physics
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Help Union Labor at Convention Center
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If you scratch a piece of metal, does it weigh more?
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What Is the Typical Educational Background of Readers Here?
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Does a full 3TB hard drive weigh more than an empty one?
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Is the time average of a sin function = 0?
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Learn English & Physics - Question from an Egyptian
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Is Matter Really Composed of Pixels?
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Is my physics course following acceptable standards?
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KG and SEC as the basis of all units?
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Calculating young's modulus from data provided
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Why Does Physics Use 1/e for 'Lifetimes'?
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Is Negative Matter the Same as Antimatter?
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Capillary force when immersed in liquid
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Physical significance of wavenumber
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I would link to know about tide force and manetic force
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Is it possible to conserve gravity ?
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What Does Standard Mean in SCCM Gas Flow Rate?
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What Happens When Fundamental Physical Quantities Go Negative?
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Human Antenna: Improving Poor FM Reception in Hilly Locations
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Lecture Notes - Introduction to GR
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  • Poll Poll
Is an Ion Bomb a Real Possibility or Just Technobabble?
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Are there really only 4 grains of salt in the entire universe?
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Why does wet cloth or mud appear darker?
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Two questions about school buses
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RGB Color Comparison: Find Closest Matching Color
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Can Information be Transformed into Energy?
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How Can a Beginner Start Learning Physics Independently?
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News Physics and social/economic problems
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Does Schrodinger's cat know whether it's dead?
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What Are Engaging Physics Research Topics for High School Projects?
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Welding & Blue Light: Is Nitrogen the Cause?
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Peer Review: Time Mechanics Unification Theory
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Why does stainless steel float when coated with wax?
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Does Gravity Between Smaller Objects Get Blocked by a Larger Object?
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Finding the mass of earths troposphere
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Getting graph of v(t) on oscilloscope?
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The possibility of Perception being a dimension?
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Is There One Equation That Can Explain All of Physics?
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Brand new physics animation site
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Where to Buy Inexpensive Force Sensors?
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Why Does a 26mm Port Improve CO2 Diffusion in Cell Culture Vessels?
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Are there any people actively doing research in MHD topics these days?
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Oil shortens lifespan of halogen bulbs?
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What Are the Discontinuous Processes Found in Nature?
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Math and Physics Visualization Applets
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I want to believe that it is true
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Is Breaking the Speed of Light Possible?
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FM vs AM: Which Radio Wavelength Is Bigger?
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2D surfaces in the third dimension?
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How do you pronounce these scientists' names?
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What is the Intrinsic Field in Watchmen and How Does it Affect the Characters?
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Troubleshooting: How to Remove a Stuck Pan from a Pressure Cooker
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How do you properly pronounce subscripts in physics equations?
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Applications of Resonance in Real Life, Example?
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Good old fashion beer drinkin' physics help settle the bet
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Q:Why is the direction designated by S22°30′E not commonly used in the US?
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Making sense of observer participation in physics
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Why Does Hydrogen Have Multiple Lines on Its Spectrum?
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Nearest & Farthest Points on Mars to Earth
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What does the w in this equation stand for?
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Can Sound Waves Make Objects Hover?
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Time Behavior: Sinus, Circle, Periodic & Non-Periodic Forms
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Does anyone else ever go in and out of liking physics?
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Question on solary cell etc very simple
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Why read bottom/top of menicsus?
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Can a simple fan create a vortex without a screen obstruction?
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A science project about Antigravity
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What Is the Standard Unit for Measuring Momentum?
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Diving in Dense Liquids: Understanding the Risks and Dangers
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American Physicists: A Look Into US Dominance
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Force in Vacuum: Gravity, EM or Entropy?
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Robert Millikan's Oil Drop Experiment
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Atomic Vibration: Disproving the Theory
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New Energy: Audio Vibrations Create Movement Energy
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Dr. Emoto's : the structural formation of ice crystals
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Conversion Formula for Intensity Units: SI to AU Explained
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Evolutionary reason for 3-D extrapolation
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Is Studying Physics the Key to Enhancing Human Life?
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Help i need a explanation for this
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What is the lifetyle of a theoretical physicist like?
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Can Telescopes Capture Photos of Apollo Moon Landing Equipment?
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How is gravity the weakest force?
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Piezoelectric Crystals: Constant Pressure & Electric Field
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Is it possible to create a lamp that shines darkness?
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New Futurama Thursday: AP Physics Teachers Invited!
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Where is Earth's center of mass?
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What do you think about the current situation of physics?
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What Is the Most Important Nature of a Wave?
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What is the relationship between mass, energy, and acceleration?
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Need ideas for physics project
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How can we detect and confirm the existence of extrasolar planets?
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Philosophy Professor on Physics? :s
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