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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.
Undergrad What else should I know about ozone emission from ionization experiments?
  • Magic_Matt!
  • · Replies 5 ·
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5
High School Did Benjamin Franklin Really Discover Electrical Charge in 1747?
  • Geir19
  • · Replies 2 ·
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2
Undergrad Is the Solar System Governed by a Compass Point Rule?
  • Pithagoras
  • · Replies 2 ·
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2
High School Bubbles What are Bubbles exactly?
  • mubashirmansoor
  • · Replies 6 ·
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6
Undergrad Secrecy of Science: Public Access vs. National Security
  • pallidin
  • · Replies 15 ·
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15
Coming up with Concept questions
  • jonniechung
  • · Replies 1 ·
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1
Undergrad How Much Energy Can the NIF Laser Produce in One Shot?
  • bassplayer142
  • · Replies 2 ·
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2
Graduate Particle Physics: Accuracy of Wikipedia Articles
  • ScienceNerd36
  • · Replies 4 ·
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4
Greatest scientific contribution on Physics Forums?
  • Loren Booda
  • · Replies 28 ·
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28
  • Poll Poll
Graduate Wilczek's and Smolin's books: performance in February
  • marcus
  • · Replies 18 ·
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18
High School Is Blogging About Physics as a Freshman at UNCG Effective for Learning?
  • srmeier
  • · Replies 6 ·
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6
Undergrad Emerging enthusiasm for biodiesel
  • Movutomu
  • · Replies 9 ·
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9
High School Howard Johnson's permanent magnetic motor
  • qntmfred
  • · Replies 1 ·
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1
Graduate Technique to detect thin metal film break?
  • ummux
  • · Replies 12 ·
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12
But in terms of a Physics Club, how about The Quantum Crew?
  • jonniechung
  • · Replies 27 ·
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27
Undergrad Relationship between Mass and Energy
  • themunkyman1
  • · Replies 2 ·
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2
Graduate What is the Origin of this Equation?
  • ricky_fusion
  • · Replies 2 ·
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2
Undergrad How Do You Measure and Understand Spin in Table Tennis?
  • Confuzzled
  • · Replies 1 ·
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1
Undergrad What Causes Irregularities in Droplet Formation?
  • Danger
  • · Replies 6 ·
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6
High School Direction of Vectors: 30 degrees N or E
  • pickle37
  • · Replies 1 ·
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1
Graduate LENR: The Controversial Field of Low Energy Nuclear Reactions Revisited
  • plutoisacomet
  • · Replies 6 ·
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6
High School Measuring wind in a vertical wind tunnel
  • merce1
  • · Replies 8 ·
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8
Who is your favorite physicist and why?
  • Benzoate
  • · Replies 61 ·
3
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61
Graduate Doing Science Degree as Housebound 35yo Woman
  • michah
  • · Replies 11 ·
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11
High School Random happenings? (trying to figure out what it was)
  • Cait
  • · Replies 3 ·
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3
Graduate Calculate Earth's Mass Using Gauss Law & Density
  • bananasplit
  • · Replies 1 ·
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1
High School Why Does Tapping a Can of Carbonated Drink Stop Fizzing
  • matt_crouch
  • · Replies 4 ·
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4
High School Get the Facts on Super Connecter: Characteristics, Experiments & Applications
  • fiza 1987
  • · Replies 5 ·
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5
Graduate Does life present any information paradox?
  • Gerinski
  • · Replies 2 ·
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2
Graduate Coupled Oscillations - Solving for Eigenvectors & Solutions
  • Oerg
  • · Replies 13 ·
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13
Mit physics 2008 vids (not complete yet)
  • shoobs
  • · Replies 4 ·
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4
Graduate What is Bragg Detuning and How Does it Affect Bragg Gratings?
  • josenit1787
  • · Replies 1 ·
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1
High School You're in a room with 2 iron bars
  • cragar
  • · Replies 4 ·
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4
What Is the True Nature of Time?
  • honor3
  • · Replies 9 ·
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9
Graduate Can Leptons and Quarks Lead to a Theory of Everything?
  • hishamfathi
  • · Replies 61 ·
3
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Graduate Empathy and the Exchange Operator/Interaction
  • sinyud
  • · Replies 7 ·
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7
Graduate Can Prophecy Violate Quantum Mechanics?
  • Karl G.
  • · Replies 4 ·
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4
Undergrad If they are out there why don't we hear them?
  • nottheone
  • · Replies 49 ·
2
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49
High School How Does Purple Connect Red and Blue on the Color Wheel?
  • hoodleehoo
  • · Replies 8 ·
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8
Graduate Help for forum invader on making an object hover.
  • antoinettej
  • · Replies 2 ·
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2
What English Name Suits a Chinese Physics Enthusiast Gazing Toward the Horizon?
  • tianbian
  • · Replies 65 ·
3
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65
Graduate Is Top-Down Causation Viable in Current Physics?
  • Descartz2000
  • · Replies 5 ·
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5
Graduate Hypothesis, theory, model, and law definitions
  • Piscuit
  • · Replies 21 ·
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21
Undergrad What Are the Best Books to Prepare for Classical Calc-Based Physics?
  • Quantum_Grid
  • · Replies 6 ·
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6
High School What Happens to Water in a Sealed, Heat-Resistant Container?
  • Zenparticle
  • · Replies 10 ·
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10
Graduate Computer modeling of physical systems
  • TheRealColbert
  • · Replies 1 ·
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1
Graduate Wolfgang Pauli was certainly interested in psychology
  • ah87
  • · Replies 1 ·
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1
High School How many decibels does a regular apartment wall cancel out?
  • xylem
  • · Replies 1 ·
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1
Graduate Does Time Exist as a Physical Dimension and How Do We Make Sense of It?
  • Jarwulf
  • · Replies 10 ·
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10
Undergrad Can Nano-Technology Provide an Anti-Slip Solution for Slippery Surfaces?
  • levwood
  • · Replies 4 ·
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4
Graduate Uncovering Contrast in Bright Field Microscopy: Beyond Shadows and Imperfections
  • superwolf
  • · Replies 2 ·
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2
Undergrad How Can I Create Clickable Shapes in a Flash Game?
  • izikon
  • · Replies 2 ·
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2
Graduate I think this is a pretty good question.
  • Orion1
  • · Replies 2 ·
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2
Greatest physicists never used calculators
  • Stratosphere
  • · Replies 12 ·
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12
High School Understanding Stephen William Hawking's Theories on Black Holes
  • killer120
  • · Replies 6 ·
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6
Graduate Can Quantum Particles Be Understood as Information in a Von Neumann Framework?
  • p764rds
  • · Replies 15 ·
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15
What Are the Best Advanced Science and Engineering Series Like Bill Nye?
  • boka33
  • · Replies 6 ·
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6
Graduate Are Universal Constraints Reflected in Neuronal and Galactic Structures?
  • baywax
  • · Replies 13 ·
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13
Close Call: Asteroid 2009 DD45 Passes Earth
  • waht
  • · Replies 12 ·
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12
Undergrad How to detremine the lifetime of a LED
  • shen3
  • · Replies 10 ·
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10
Graduate Fads and Fallacies in the name of Theory
  • oldman
  • · Replies 25 ·
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25
Some free video lectures on Physics, maths and all sciences
  • smart88
  • · Replies 23 ·
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23
Graduate What does the phrase Superlinear refer to?
  • pokey
  • · Replies 1 ·
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1
Graduate Would Proving Time Isn't Real Challenge Our Understanding of the Universe?
  • fabsuk
  • · Replies 37 ·
2
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Undergrad Why is There a Double Tidal Bulge?
  • p.tryon
  • · Replies 2 ·
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2
Can Listening to Strange Music Improve Cognitive Function?
  • antagonistmor
  • · Replies 2 ·
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2
How can Bright Zinc plated Steel Shelves go rusty in a Fridge?
  • Jimbob86
  • · Replies 1 ·
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1
High School Question about Ananova Article: Does it Make Sense?
  • Fantasmagoria
  • · Replies 3 ·
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3
Graduate Is the Physics Prank Problem a Chaotic, Coupled, and Damped System?
  • Underwaterbob
  • · Replies 11 ·
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11
Graduate Do Cosmologists Truly Believe in Their Theories?
  • Dadface
  • · Replies 32 ·
2
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High School Is it Possible to Contaminate our Sun?
  • Zdenka
  • · Replies 25 ·
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25
High School Can anyone explain the European standard for cookware lid design requirements?
  • coffeekwok
  • · Replies 13 ·
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13
Graduate Geocentricity, or modern geocentrism - request for possible refutations
  • Shepherdmoon
  • · Replies 18 ·
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18
High School Vacuum cleaner with pc fan possible?
  • daredriven
  • · Replies 4 ·
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4
Undergrad Is 1 cm equal to 8.066 meV-1 in unit conversion?
  • Rajini
  • · Replies 8 ·
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8
Graduate Hemoglobin-Oxygen binding energy
  • TheMan112
  • · Replies 4 ·
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4
Where Can I Find a Physics Artist for My Popular Science Paper?
  • robousy
  • · Replies 3 ·
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3
High School Horizontal Flame: Investigating an Unexplained Phenomenon
  • NJV
  • · Replies 8 ·
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8
Undergrad Understanding Waveform Notation in Complex Numbers
  • krindik
  • · Replies 11 ·
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11
Physics Project - Properties of a Tsunami
  • shootingrubbe
  • · Replies 5 ·
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5
High School Oxyhydrogen Welders: Educate Me on Single Phase Power
  • nottoobright
  • · Replies 4 ·
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4
Undergrad Best way to ionize compounds and/or elements?
  • Qaiphyx
  • · Replies 1 ·
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1
High School Hovercraft levitation - simple ideas needed
  • aychihuahua99
  • · Replies 7 ·
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7
Graduate Is a Revolution in Physics Imminent?
  • math_04
  • · Replies 57 ·
2
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57
Undergrad Can Time Travel Be Possible Along a One-Dimensional Vector Line?
  • JoshHolloway
  • · Replies 7 ·
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7
Uncovering the Mystery: The Truth About Candle Flicker"
  • aruna1
  • · Replies 1 ·
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1
What Are the Best Gift Ideas for a Young Optics/Laser Physics Supervisor?
  • n0_3sc
  • · Replies 16 ·
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16
Graduate A question and a small rant on mystics who abuse QM
  • marmot
  • · Replies 11 ·
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11
High School Understanding Precision and Accuracy: Demystifying Uncertainty in Measurements
  • kpham5
  • · Replies 1 ·
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1
High School How Vacuum is Measured: Understanding the Measurement of Vacuum in Hg Units
  • deathlucky
  • · Replies 4 ·
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4
High School Explore Future Household Energy Concepts with a Powerball Generator
  • GeekyMe
  • · Replies 1 ·
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1
Undergrad Motor which operate solely on magnet and gravity?
  • Harmony
  • · Replies 3 ·
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3
Graduate Ball Lightning Debunk, New Proposal
  • Bobbywhy
  • · Replies 1 ·
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1
Why Does My Mum Constantly Affect Electronics?
  • flapsdaddy
  • · Replies 7 ·
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7
Undergrad HG Wells: The first to call time a fourth dimension?
  • Ivan Seeking
  • · Replies 5 ·
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5
Undergrad What is the relationship between gravity and a static force?
  • fattysc
  • · Replies 24 ·
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24
Undergrad Is it possible to convert kg/(kWh) to litres/100m ?
  • nb89
  • · Replies 3 ·
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3
Graduate Can Physics Theories About the Universe's End Cause Depression?
  • fereopk
  • · Replies 17 ·
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17
High School Unbelievable Optical Illusions: How Your Eyes Can Deceive You
  • jph31
  • · Replies 3 ·
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3
Graduate Maximizing Dice Fairness: Examining Symmetry and Center of Gravity
  • nottheone
  • · Replies 7 ·
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7