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.
Threads
Undergrad Popular science sometimes feels meaningless
- daso
- · Replies 5 ·
Graduate Can quantum teleportation overcome the uncertainty principle?
- Gelsamel Epsilon
- · Replies 10 ·
Philidelphea Experment.Real Physics?
- Line
- · Replies 8 ·
Undergrad Does Motion Affect Frequency in Sound Waves?
- scott_alexsk
- · Replies 2 ·
Undergrad How Does Physics Influence Skateboarding Trick Inventions?
- cracker
- · Replies 3 ·
High School What Does Matter Mean in Relation to Mass?
- Alan Tam
- · Replies 2 ·
New fractal forum for images and theory
- christodouloum
- · Replies 4 ·
Graduate Small angle approximation in vibrations homework
- Cyrus
- · Replies 10 ·
Graduate How does the Searl Effect Generator work?
- roger
- · Replies 7 ·
Graduate Can physics explain why there is something rather than nothing?
- kant
- · Replies 18 ·
Undergrad Building a homemade atomic force microscope for teaching
- Son of Ole
- · Replies 4 ·
Graduate Are Atoms Concentrations of Energy?
- mtanti
- · Replies 4 ·
High School Opinions on International Baccalaureate (IBO) physics
- JohnDubYa
- · Replies 14 ·
Graduate Getting information about a physics phd
- matt.harvard
- · Replies 10 ·
Graduate Starting a PhD with teaching duties in particle physics
- Kalimaa23
- · Replies 11 ·
Rocket Scientist are not as smart as previously thought
- scott1
- · Replies 31 ·
High School Where to find adult lab kits for chemistry, biology, and physics experiments
- Line
- · Replies 4 ·
Graduate Time: An Illusion? - Julian Barbour's The End of Time
- FunkyDwarf
- · Replies 7 ·
High School How Does a Grade 12 Student Navigate Complex Physics Topics?
- affans
- · Replies 9 ·
Graduate Revolutionizing Ozone Restoration: Jet Engine Ozone Seeding Idea
- Psi 5
- · Replies 2 ·
Who is/are your favourite physicist(s) and why?
- Feynstein
- · Replies 35 ·
Graduate Wikipedia's Newton's laws of motion article needs improvement
- loom91
- · Replies 8 ·
High School How Can I Put Out a Fire in My Electrical Panel?
- aberrated
- · Replies 12 ·
Graduate Why Is the Planck Mass So Large Compared to Other Planck Units?
- Sheyr
- · Replies 2 ·
High School The Longest Crater Chain in Our Solar System, To-Date
- FieryIce
- · Replies 15 ·
Graduate Why eyes cannot reveal dimensions beyond length, width, and height
- reasonmclucus
- · Replies 17 ·
Is there a form of energy that is boundless on Earth and in space?
- linux kid
- · Replies 10 ·
Undergrad Where Does the Energy Come From in a Box with a Fan and Windmill Setup?
- blackwizard
- · Replies 5 ·
What makes a memorable physicist?
- matt.harvard
- · Replies 19 ·
High School Can humans absorb and use energy from other humans?
- Arithus
- · Replies 2 ·
Graduate Free energy from gravity and pressure?
- Jota
- · Replies 8 ·
High School Is Planetary Status a Form of Discrimination?
- FeynmanMH42
- · Replies 13 ·
What are the open questions in physics?
- bchui
- · Replies 4 ·
Computational Physics can be frustrating sometimes
- franznietzsche
- · Replies 17 ·
What songs incorporate physics concepts?
- stedobs
- · Replies 5 ·
Undergrad Velocity, wavelength, freq. relationship
- FrankMak
- · Replies 2 ·
High School What would it take for a human to absorb energy from another human?
- Arithus
- · Replies 4 ·
Undergrad Wind Turbine Blades and Wind Speed Performance
- bacnka
- · Replies 2 ·
Why Was Michio Kaku on ABC's 2020 Discussing Apocalyptic Scenarios?
- rasperas
- · Replies 10 ·
Did a Fellow PF Member Start a Campaign to Reinstate Pluto as a Planet?
- Evo
- · Replies 17 ·
What does this trick formula represent?
- Vrock
- · Replies 1 ·
Undergrad Programs for Converting Basis Vectors
- lostinhere
- · Replies 1 ·
Graduate The accomplishments (or lack thereof) of physics
- leright
- · Replies 15 ·
Physics simulation websites and demos
- quasar987
- · Replies 9 ·
Undergrad Translucent Spot: Why and Is it Related to Adsorption?
- Harmony
- · Replies 1 ·
Graduate What is the significance of the Dirac delta function in quantum mechanics?
- Loren Booda
- · Replies 15 ·
High School Van Der Waals Force: A Simple Explanation
- MRCHEM
- · Replies 6 ·
Undergrad Le Châtelier's principle vs. Lenz's law
- Mattara
- · Replies 2 ·
Graduate Erwin Schroedinger: Prof of Physics, Quantum Mechanic & Equation Theorist
- Smurf
- · Replies 6 ·
Graduate Why do thermionic triode valves produce harmonic distortion?
- eeka chu
- · Replies 11 ·
Who is the world's most creative physicist?
- ZapperZ
- · Replies 16 ·
Can Aug 27 be designated as Dope Slap Day?
- BobG
- · Replies 2 ·
High School Why don't glasses have a melting point?
- MRCHEM
- · Replies 16 ·
High School How can the law of conservation of mass explain my birth?
- MRCHEM
- · Replies 9 ·
Why Did My Glass of Soda Explode by Itself?
- grandy
- · Replies 2 ·
High School Why Is Black a Good Absorber?
- Alan Tam
- · Replies 14 ·
What Are the Best Free Earth-Sun Distance Calculators Online?
- ttrsbug
- · Replies 1 ·
Undergrad What research opportunities remain in physics compared to biology?
- Fizziks_Fan
- · Replies 3 ·
Easy-to-Understand Theory Explanations on Research Sites
- christian_dude_27
- · Replies 1 ·
High School How does density affect whether materials pass through each other?
- fedorfan
- · Replies 13 ·
Undergrad Why do bubbles sink at the edges of a Guinness glass?
- denni89627
- · Replies 4 ·
Graduate Are velocity increases caused by distance compression or time stretching?
- Futobingoro
- · Replies 11 ·
Undergrad Before the ’04 Tsunami, an Earthquake So Violent It Even Shook Gravity
- scott1
- · Replies 3 ·
High School Teaching physics at higher secondary level
- ajay mahajan
- · Replies 3 ·
The Time Fountain": Stroboscopic Video Inspired by Doc Edgerton
- robphy
- · Replies 1 ·
High School Is there a strong attractive force between smooth surfaces?
- LENIN
- · Replies 16 ·
Good Science Magazines for Physics Fans
- Gale
- · Replies 14 ·
Sending Eggs Overseas Safely - Aviculture Website
- Geographer
- · Replies 4 ·
Undergrad Understanding Clarinet Dynamics and Pitch
- dingsbunnyranch
- · Replies 4 ·
Undergrad Air flow through a leak in a vacuum container
- solar1
- · Replies 12 ·
High School Introduction to Physics for High School Student
- Evera
- · Replies 3 ·
Graduate Choosing the Best Inversion Result: Statistical Considerations
- marili
- · Replies 2 ·
Graduate Can Harmonic Vibration Explain the Forces of the Universe?
- Psykostx
- · Replies 10 ·
High School What do fossil fuels have to do with energy?
- JERGLOVE
- · Replies 9 ·
What is the significance of the equations in Lost (TV Show)?
- Ulnarian
- · Replies 2 ·
High School How Do XM and Sirius Satellite Radios Broadcast Multiple Stations?
- linux kid
- · Replies 2 ·
Graduate Can Singularities Enable Constant Faster-Than-Light Travel?
- star.torturer
- · Replies 4 ·
Graduate Does coexistence explain why matter and life exist?
- ChongFire
- · Replies 44 ·
High School Can Energy be Harvested from Flowing Water in a Chemistry Lab?
- skywolf
- · Replies 2 ·
Graduate Could Light Be a Time-Traversing Particle?
- Psykostx
- · Replies 11 ·
Graduate Best Physics Programs for Earth Simulation w/ Magnetics
- Korona
- · Replies 5 ·
High School Can We See Audible Frequencies?
- subteranneous
- · Replies 2 ·
High School Does running increase exposure to falling rain or vertical radiation?
- buddyholly9999
- · Replies 16 ·
High School How does radiotelegraphy work and what frequencies does it use?
- mummyboy11
- · Replies 5 ·
Undergrad Measuring Thrust of Hall Effect Thruster - Advice Needed
- stuart757
- · Replies 3 ·
Graduate QM uncertainty, it couldn't have been any other way
- tbitz
- · Replies 13 ·
Graduate Can atoms/molecules store informations?
- kumar5
- · Replies 7 ·
Graduate Does Accepting Einstein's Theory Mean Rejecting Newton's?
- Jimmy Snyder
- · Replies 25 ·
Graduate Reproducing information as potential energy
- disturbed1
- · Replies 6 ·
High School Does a Fluorescent Bulb Use More Energy to Start Than to Run for 30 Minutes?
- Pengwuino
- · Replies 7 ·
Undergrad Representing graphically an analog signal?
- esmeco
- · Replies 4 ·
Find Classic Papers by Einstein Online
- J77
- · Replies 6 ·
High School Could 10 million radios tuned to one station cause a crash or signal collapse?
- linux kid
- · Replies 9 ·
High School What scientific data shows in this asteroid or comet impact video?
- Orion1
- · Replies 6 ·
Undergrad Which Book Explains Statistical Methods for Physics Students?
- christodouloum
- · Replies 1 ·
High School Britney Spears physics site with broken images
- Astronuc
- · Replies 9 ·
Identifying a physics textbook from chapter 1 excerpt
- Tensaiga
- · Replies 9 ·
Debunking anti-gravity claims in a video
- Arian
- · Replies 1 ·