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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.
High School What Are the Basic Principles in Various Fields?
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High School The illusion of the hanging aircraft
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Undergrad Efficient Ways to Verify Answers in Physics and Engineering Problems
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Graduate Energy of an axisymmetric fluid jet
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Graduate Is Ed Witten the "Greatest Theorist"?
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Graduate Levi-Civita Symbol Exchange: LT or Leprous Tyrannosaurus?
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Question about a question about Ch 1 physics
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News Is PASCO Overcharging for Educational Equipment?
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Graduate Is there anything in the physical world that is actually random even
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High School Vectors of 3 components (3 dimensions)
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Undergrad Where would I post a question concerning the physics involved in
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Where Can I Find Good Sites for Learning Physics?
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Graduate Is Lisa Randall's Book Challenging Your Understanding of Quantum Mechanics?
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Is Physics Forums truly beloved by nuclear engineers?
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Can you actually do this?(laser shooting to moon)
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Undergrad Understanding Cathode Ray Discharge and Electron Knockout
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Undergrad How Significant is Einstein's Theory of Relativity to Modern Physics?
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Graduate Can Something Exist Outside of Time?
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High School What's Causing the Mysterious Rumbling Sounds in the Sky?
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High School How big is the path of an IR emitter
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High School What is a Constant? Explained in Simple Terms
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Physics movies (mainstream movies with physics in them)
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High School What Causes Electrons to Move in Ionic Bonding?
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Graduate Contradiction in Common BJT Configuration: KVL vs Early Effect
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Graduate Quantity of Information in Information Theory
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Undergrad Hypothetical Situation + Math Query
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Undergrad Why Do Elements Form Clumps Instead of Randomly Distributing?
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Graduate Are some shadows darker and colder than others?
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Undergrad Physics of Human Voice: Factors Affecting Volume
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Undergrad How Do Standing Waves in Organ Pipes Affect Sound Intensity?
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Undergrad Physics of Silly Putty: Asymptote and Time Elapsed
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High School Difference between matter and mass
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Undergrad Mass Loss in Batteries: Debunking a Myth
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Graduate Can the Existence of the Fourth Dimension Be Proven Through Experimentation?
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High School Does Wheel Size Affect Fuel Efficiency in Cars?
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Undergrad How Does a Quartz Crystal Microbalance Measure Film Thickness?
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Undergrad What Unit is 4.8912e12 m2 kg/s^4?
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High School Is Object Balancing Skill Real or Just an Illusion?
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High School Compressions and Rarefactions in longitudinal waves
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High School Why is the Sky Blue and What Causes This Color?
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Admiring the ATLAS LEGO Model: Not for 2000 Euro!
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High School How can you smash glass without physical contact?
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High School What Caused the Dancing Pint Glass at the Pub?
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Graduate Why wont my Karate chopping hand pass through the table?
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Undergrad How to Combine Two Related Formulas into One in Mathematics?
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Are You Ready to Become an Astrophysicist with Your New Telescope?
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Undergrad Relationship Between( Intensity Level and Intensity of Object)
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Undergrad Report Ideas for Applied Physics Student
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Undergrad Experiments that try to contradict theories (but proved them)
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Glass, melting points, and Xmas gift idea
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Undergrad Do all waves use the same formula share and the same principles?
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Is Learning Greek the Key to Mastering Physics?
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Undergrad Could a Natural Nuclear Reactor Have Destroyed an Ancient Civilization?
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Undergrad Mastering Hair Physics: Tips & Tricks for Smoothly Simulating Hair Movement
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Undergrad What is happening at the LHC books?
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High School Good Introductory Book on Physics?
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Can some one please explain this phenomenon
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High School The difference between energy and forces
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Undergrad Light Pulse Travelling Through A Water Bottle (trillion frames per second)
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Undergrad Relate Two Vectors to an Angle?
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Graduate Can Vibrational Frequencies Weaken Water Bonds to Enhance Electrolysis?
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Undergrad Lay people answering complicated questions.
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Graduate Build an Ion Thruster: Research & Tools
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High School Have the definitions of time and metric meter changed over years?
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Which Physics Journals should I read?
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Undergrad Perfect Physics Lab Report: A Student's Guide
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Graduate Is this physicist a fraud? Worked under Pauli and Heisenberg, etc
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Graduate Need help in understanding gravity anomalies
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Undergrad What Are the Best Free Alternatives to MATLAB for Simulating Equations?
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High School Problem Solving Physics students vs Non-science students
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Absolute Proof Einstein Was Wrong (not really)
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Undergrad Axisymmetric vs cyclic symmetry boundary conditions
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Undergrad What are the Characteristics of Waves between 20 - 200 Hz?
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Graduate Understanding of physics is slim to none
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Why is Understanding Physics Important in Avoiding Epic Fails?
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High School Ruben-Chladni Plate: Combining Two Physics Experiments
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Graduate Understanding Resonance and its Relationship to Frequency and Displacement
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Undergrad How Does the Angle Between Two Polarizing Sheets Affect Light Intensity?
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Graduate Anyone good at physics or engineering?
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Undergrad Why Don't Gas Particles Get Pulled Towards Earth If Gravity is Constant?
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High School Phase constant explanation needed
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High School What Are Some Basic Books on Physics for a Newbie in College?
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Graduate Vibrations of a circular membrane
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Undergrad Compressibility of Ice vs Water: Answers & Explanations
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High School Where to Start: Essential Resources for a Physics Novice
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Undergrad Why is tension used for gas and electricity measurements?
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High School Complete list of physics equations?
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Undergrad Are Static Shocks More Common in Different Climates?
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High School Q: How can you hear someone through a closed door?
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Most revolutionary physicist/s currently
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Undergrad Correlation between metal strength and melting point?
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Undergrad What is Cyclic Symmetry in Jet Engines?
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Undergrad How Does the Kardashev Scale Classify Civilizations?
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What Are Creative Mechanics-Themed Christmas Ornament Ideas?
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High School Portal A & B question (maybe a paradox)
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Undergrad How many molecules make a droplet
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Something Scary Just Happened: Cooker Knob Malfunction
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Undergrad How to plot it graph in Mathematica
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High School Why Do Sausages Roll Over While Cooking? Scientific Explanation Needed!
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Graduate What Does the Wave Function Truly Represent?
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