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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.
I How to approach a more perfect blackbody?
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I Does conductivity of one metal impose limitations on another
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I Stream inside paraffin oil when exposed to high volage
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Insights An Integral Result from Parseval's Theorem - Comments
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I Is this book correct regarding waves in even dimensions?
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Understanding Poisson's Equation: General Forms
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I Scale Factors: Is a 10x Bigger Earth Possible?
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B How to calculate rpm of an aeolipile
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B Explaining Existence: Can We Convert Energy to Matter?
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I How to Calculate Fall Duration with Variable Force?
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I Blower/Fan Curve Basics & Questions
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B Question About Planck Scale Unit
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B Explaination of beta + decay in layman language
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B What Are the Benefits of LIGO & VIRGO's Gravitational Wave Detection?
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B What Surprised Geiger in the Gold Foil Experiment on Atom Structure?
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B Why do softer brake pads stop a bike faster?
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B Understanding Normal Forces on Horizontal, Vertical, and Diagonal Surfaces
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I How does time add up to 1 second with infinite smaller amounts of time?
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B For those of us Who get stuck in a Hole
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B Coalescence of Drops: Exploring Kinetic Energy & Star Formation
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I How can I prove that P2 = density* g H
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I Does the open area of my window make a difference?
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A Predicting the vertical/horizontal/mediolateral force of a lungfish limb
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I Is the Output of a Half Wave Rectifier AC Current?
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I Air Breakdown With 980nm Laser: 1microsec/250mW
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B What is the True Dimension of Human Perception?
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I Energy transfer during uphill vs downhill running
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B Are There Clocks That Measure Real Objective Time?
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I Critical value of homoclinic bifurcation
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I How do I name a generalisation of the wave equation?
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B Calculate length of side of cube
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I How is TE selected as long or short?
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I Solve Velocity Equation: -g(horizontal distance)/sin(2theta)
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I Uncertainties and significant figures
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I Can someone explain this Energy Problem
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B Stupid question of forces from one who skipped Physics B
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I Processes that determine the color of fire
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B Blocks sliding down different lengths of ramp
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B Is it possible to use technology from a nervous system?
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I Error Propagation (Percentage) - sin(x)^2 / x^2
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I Stress Strain Curve: How Is It Derived & Tested?
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I Define inner product of vector fields EM
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I Solar cooker pots -- Does their color matter?
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I Compressed Nitrogen: Calculating Pipe Flow Time
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B Time Travel: Lorentz Invariance & Possibilities
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B Why are only some parts of this ice block cloudy?
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B Could Negative Mass Particles Really Repel Each Other?
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I Invariance of the laws of physics
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I Why Isn't My OLED Screen Image at Infinity in My HUD Setup?
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I Are Dimensions Real? | Questioning Space Dimensions
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B Is energy the same as matter in physics?
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B Dimensions of A and B are different, how to express?
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B Understanding dv/dt: A Beginner's Guide to Calculus Concepts
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B Gravity and how does the surface get it ?
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I Measuring Thickness and Refractive Index with Fourier Domain OCT
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I What is "unitary evolution" of something in physics?
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B Why when you run then kick a wall you feel an upwards push?
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I Self balancing stick based on flywheels
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How to measure net force based on diagram
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I Calculating the rate of rise of air
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B Can Cement Dust Cause Electrical Malfunctions?
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Open problems in mathematical physics
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B What is the utility of grounding in this Transistor case?
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I Another butterfly making tornadoes thread
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I How fast do you need to cycle to simulate bicycle tire inflation
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I Why drop the vibrational ground state energy
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B Relationship between anomalous factor and alpha
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B What Are the Origins of IR and UV Terminology in Particle Physics?
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A Oxygen 760nm spectroscopy - quick 'n' dirty
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A Numerical solution of Hamiltonian systems
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I Evaporation under vacuum; surface area
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B Solving a Circuit: Neglecting the 1 Ohm Resistor
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I Particular configuration of a system and grand partition fn.
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B What Happens When a Motorcycle Exits a Moving Train?
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Why Is Chaos Deterministic and Not Random?
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I 1s orbital overlaps with the nucleus, why don't they interact?
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2017 Nobel Prize in Physics - Opinions and Expectations
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B Ranking velocities from least to greatest
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Insights An Analysis of Road Capacity - Comments
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I Penning Trap questions -- capacity, manufacturers, leakiness....
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B Using force to calculate distance
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B Can a Subsea Lifting Bag With CO2 Rise to the Surface?
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B Solenoid and Plunger Relationship
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I Trouble with Humboldt H12090 aspirator vacuum pump
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I Effects of Ultrasonic Transducer in contact with glass
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I Fitting Curve by Exponential Growth Function - Rajini
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I What if everyone on Earth starts bursting crackers for one day?
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I Is Consuming Wild Boar in Sweden Risky Due to High Radioactivity Levels?
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I Why is binding energy called binding energy?
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B Balancing a bicycle that is moving fast, rather than one that is moving slow
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I Why am I getting two different results in emu and SI unit?
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I Why isn't path integral of H-field 0?
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I [Stat Phy] What does exhausting the states of a system mean?
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A Please verify integral and approximation, boundary theory
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I Is Negative Kelvin a Real Concept?
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I Mimicking Gravity with Magnetism and Angular Momentum
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B Why does physics consider only 3 of 6 dimensions
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I Understanding DC Load Line and its Relationship with VCE & IC
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I DU = TdS - p dV is valid for irreversible process -- Proof
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I How to Relate Densities, Height, and Time for a Sinking Solid?
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