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
High School What keeps clouds afloat in the air
- Rothiemurchus
- · Replies 14 ·
High School What Does a 10th Grader Think About the Sixth Dimension?
- GODisALIVE
- · Replies 6 ·
Undergrad Is this thought experiment posible?
- lerts
- · Replies 8 ·
Where can i find Lorenz attractor animation/screensaver?
- billy_boy_999
- · Replies 1 ·
How do you pronounce the apostrophe in a formula?
- roesmets
- · Replies 3 ·
High School Build a Physics Apparatus: Ideas Needed
- physux212
- · Replies 2 ·
What type of person succeeds in physics?
- Loren Booda
- · Replies 10 ·
Graduate Does Schrodinger's Cat Experiment Extend to Observers Outside the System?
- StatusX
- · Replies 9 ·
Are the Laws of Nature Being Repealed?
- interested_learner
- · Replies 4 ·
Where to find physics video lectures online
- Maxwells Demon
- · Replies 9 ·
High School Elements that cause explosion/burn
- Brock
- · Replies 10 ·
High School A few fundamental questions I'm having trouble on
- PhysicsGnome
- · Replies 16 ·
Undergrad Can Four Parameters Really Model an Elephant?
- Whirlwindx
- · Replies 3 ·
Who are the Greatest Physicists in this century?
- Twukwuw
- · Replies 51 ·
High School What is a moment in math and physics?
- Mathgician
- · Replies 11 ·
High School Creating physics diagrams in Adobe Illustrator for LaTeX
- NutriGrainKiller
- · Replies 8 ·
Graduate What does modern physics say about uncaused effects
- VonWeber
- · Replies 50 ·
Graduate Time asymmetry and backward causation in quantum mechanics
- selfAdjoint
- · Replies 11 ·
High School Why cant you dim a fluorescent bulb?
- daniel_i_l
- · Replies 1 ·
Whats the big deal about Einstein?
- chaoseverlasting
- · Replies 23 ·
High School How do light, radio, and sound waves work together in televisions?
- physics246
- · Replies 5 ·
Nanotechology-why is it so popular?
- arabesque
- · Replies 2 ·
High School Understanding Wave Energy: Amplitude vs Frequency
- IMGOOD
- · Replies 6 ·
Remote Control + Head = further distance?
- juming
- · Replies 18 ·
Why doesn't water flow out of holes in the bottom of an aquarium?
- redfox55
- · Replies 11 ·
High School Where to find physics articles by prominent physicists
- bassplayer142
- · Replies 2 ·
Witness the Kaye Effect: Unbelievable Fluid Dynamics!
- Chaos' lil bro Order
- · Replies 2 ·
Are There Physics Programs for Complex Calculations?
- Nuklear
- · Replies 8 ·
High School What Constellations Can You See with a Telescope in India?
- chaoseverlasting
- · Replies 15 ·
Graduate Could dimensions be considered as expanding or contracting?
- petm1
- · Replies 4 ·
Undergrad The Necessity of Supply: Maintaining Standing Waves
- adiputra
- · Replies 2 ·
Annals of Physics (NY): Access or Web Address?
- quantumdude
- · Replies 4 ·
Graduate Does the Moon's acceleration relate to the Hubble parameter?
- Old Smuggler
- · Replies 15 ·
This is NOT the way to get out of a Physics exam
- ZapperZ
- · Replies 18 ·
Graduate Why do Maxwell's equations work without the ether Maxwell assumed?
- Pythagorean
- · Replies 17 ·
Undergrad Can a Very Long Rope Stretch from Earth to Sun?
- Laboro
- · Replies 19 ·
Strange glow from TV that is off.
- Artman
- · Replies 5 ·
Graduate Short Story Physics: Radiation in Interstellar Space
- DaveC426913
- · Replies 5 ·
Graduate Is the Flow of Fluid a Nonlinear Physical System?
- Q_Goest
- · Replies 9 ·
High School Why the process of diffusion takes place
- mubashirmansoor
- · Replies 6 ·
Download Feynman Lectures: Where to Find
- rocketg
- · Replies 8 ·
Graduate Telekenesis (Not what you think)
- taeth
- · Replies 18 ·
Graduate Steorn's claimed free energy technology based on magnetic fields
- neutrino
- · Replies 29 ·
Graduate Impossible material for a hopping toy in sci-fi story
- ktoz
- · Replies 6 ·
Undergrad What Makes Solitons Different from Normal Waves?
- hanson
- · Replies 11 ·
Did Nobel Prize-winning physicist Niels Bohr believe in good luck charms?
- Loren Booda
- · Replies 1 ·
High School How to present the Aurora Borealis in a physics poster with limited research time
- Salerk
- · Replies 2 ·
Welcome to Zenmaster99 - Crazy Physicist, Crazy Friend
- Moonbear
- · Replies 49 ·
Are you ready for the 2007 APS March Meeting in Denver, CO?
- Gokul43201
- · Replies 4 ·
High School Starting a Physics Club, need ideas
- waznboyd
- · Replies 18 ·
High School Local Physics Project Ideas for Junior High Students
- apples
- · Replies 2 ·
Graduate Does Cosmic Censorship Link Quantum Mechanics, Consciousness, and Causality?
- Gelsamel Epsilon
- · Replies 11 ·
High School How does changing string tension affect the pitch in a guitar synth?
- DannyCov
- · Replies 18 ·
High School Is Everything in the Universe Made of Mass?
- MaNiFeST
- · Replies 3 ·
Undergrad Dampening the travelling wave a wave
- DannyCov
- · Replies 3 ·
Wikipedia and credibility in physics/science
- ranger
- · Replies 25 ·
High School Why Does Coffee Pitch Rise When Stirred?
- nantz
- · Replies 17 ·
Undergrad Physics of mixing different powders
- JoAuSc
- · Replies 1 ·
High School Bullet fired from a speeding car: does velocity add?
- Orl13
- · Replies 6 ·
High School Which Gas Was Used in J.J. Thomson's Cathode Ray Experiment?
- satrohraj
- · Replies 2 ·
Graduate Is Richard Feynman's Description of Electrons as Almost Real Valid?
- Jimmy Snyder
- · Replies 2 ·
Undergrad Where Can I Find a Reliable Source for Electron Energy Values?
- kel
- · Replies 1 ·
High School Understanding Amplitude and Frequency Modulation
- Cruiser
- · Replies 4 ·
Undergrad Im not too clever, but faster than light?
- invalid name
- · Replies 49 ·
Graduate The relationship between energy and matter
- supertodda
- · Replies 1 ·
Undergrad Proof of Phase Change: How Can We Prove It?
- l3010o
- · Replies 6 ·
Graduate How does gravity affect the structure of aqueous foams?
- Telmerk
- · Replies 5 ·
High School How long is the coastline of Britain?
- billiards
- · Replies 14 ·
High School Eligibility system for international physics olympiad selection
- ccl4
- · Replies 19 ·
High School Capillary Action- Rate/Temp- How would you analyze?
- miata
- · Replies 2 ·
Websites for solving physics word problems
- drpizza
- · Replies 1 ·
Julian Barbour: Video Documentary on His Theories
- MeJennifer
- · Replies 8 ·
Name of interactive physics simulation with real-time visualization
- tiagomendes
- · Replies 8 ·
The pleasure of finding things out
- kant
- · Replies 6 ·
Undergrad Is the 2nd Law of Thermodynamics Your Favorite Principle?
- kant
- · Replies 9 ·
Graduate Is Expansion Possible Without Contraction in the Universe?
- flech
- · Replies 4 ·
Undergrad How Far Can a Person Throw a Pebble?
- SAZAR
- · Replies 4 ·
Graduate How Has the Twin Paradox Been Resolved?
- Alkatran
- · Replies 9 ·
Undergrad Can Will O' The Wisp control density by pushing molecules together?
- Densus
- · Replies 5 ·
High School Last Year of High School Physics Project Ideas
- Faded Maximus
- · Replies 1 ·
Audio lectures for physics and math without visuals
- daniel_i_l
- · Replies 10 ·
Who is the father of QED and where can you find his lectures and eBooks?
- Chaos' lil bro Order
- · Replies 14 ·
Undergrad How to interpret physically the divergence of vector field?
- hanson
- · Replies 8 ·
Graduate Why do we experience time as moving forward?
- B.E.M
- · Replies 10 ·
News What a jerk (cont'd from General Physics)
- Andrew Mason
- · Replies 8 ·
Can We Ever Learn to Walk Through Walls Like Ghosts?
- hayshed
- · Replies 1 ·
Graduate Is the Butterfly Effect a True Phenomenon in Real-World Systems?
- Darryl
- · Replies 24 ·
High School Meaning of isophotal and photometric
- _Andreas
- · Replies 3 ·
Prominent U.S. Physicists Ask Congress
- complexPHILOSOPHY
- · Replies 23 ·
Undergrad Graph uncertainty analysis question
- silver-rose
- · Replies 3 ·
High School Perpetual Motion: The Bottomless Pit
- 2112
- · Replies 3 ·
Undergrad How does Archimedes's principle work at the molecular level?
- Werg22
- · Replies 18 ·
New User Introduction: Get to Know Force=Mass x Acceleration!
- [dash]
- · Replies 24 ·
Creative solution to a physics problem
- deerhake.11
- · Replies 14 ·
Undergrad What is the energy of a 1/2 Hz photon according to Planck's constant?
- Sheyr
- · Replies 11 ·
High School Significant Numbers in Experiments
- touqra
- · Replies 2 ·
High School Advantage and disadvantage of resonance
- kindaichi
- · Replies 3 ·
Improving physics articles on Wikipedia
- Sojourner01
- · Replies 61 ·
High School Does Water Always Drain in the Same Direction?
- billiards
- · Replies 5 ·