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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 Why isn't the Earth's core a gas?
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Undergrad Experimenting to Answer Research Q's
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Undergrad Exploring Energy in Astronomy: Kinetic, Potential & Mass?
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Graduate How Can Investing, Athletics, and Physics Intersect in Your Life?
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Any tips for creating physics social media content?
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Donut Hole Physics: Weekday Exceptions Explored
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Undergrad Intermediate Axis Theorem.... fun to learn it again with You Tube
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What do theoretical physicists actually do?
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Undergrad Discussing Information Theory with non-scientists
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Undergrad Why aren't UV lasers being used in warfare?
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Undergrad What wavelength can penetrate soil to 15 feet?
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Undergrad What is meant by 'affine' model in physical sciences?
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Undergrad Is anything in the physical world infinite?
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High School Why are things the color they are?
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High School Distance between two points on Earth doesn't increase with altitude?
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RIP Eugene Parker - Legendary Solar Scientist (1927-2022)
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Graduate Examining Semantics in Physics Discussions
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High School Why exactly do we need the gravitational constant?
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High School A question about why gravity is only attractive
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Graduate KE of photo-electron and nominal interest rate
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Graduate Help identifying a length for this paper edge
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Graduate Implications of a "theory of everything"
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Why isn't Geophysics a division of the APS?
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Christopher Nolan & Physics: A Look at J. Robert Oppenheimer
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High School Can Inductive Reasoning Explain the Movement of Strings on Spools and Bikes?
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Undergrad What makes Cassiopeia A a fascinating supernova remnant from the 17th century?
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High School Can Himalayan Salt Dissolve in Candle Wax?
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Graduate UAP Report and the Standard Model
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Graduate Does Nobel laureate Saul Perlmutter support the Multiverse hypothesis?
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Graduate Does Quantum Entanglement Define Our Existence?
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Graduate Increasing confidence in theoretical calculations
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Graduate Ideas in physics used for creating art
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Undergrad Rotational Orientation of Monatomic Gas: Angular Momentum Effects
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High School Why does a specific temp feel different inside depending on the temp outside?
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Undergrad Could the Universe's Infinite Nature Align with Thermodynamics?
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Are Next Generation CMB Satellites on the Horizon?
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High School Is there something happening below 0°C in this daily temperature graph?
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Graduate Tonga eruption shockwave and weather station(s) in Poland
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High School Power surge video - why does the spark travel?
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Graduate Did Michio Kaku Agree with Max Tegmark's Mathematical Universe Hypothesis?
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Undergrad Application of failure criteria to viscoelastic materials
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Stephen Hawking is the Jan 8, 2022 Google Doodle
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Undergrad A kind of strange Underwater Air Bubble question
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A collaboration between different forums (PF and audio)
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Undergrad Usage of First Order Elastic Constants in Soft Body Equations
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Examples of really famous female physicists?
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High School Citizen explorer tries to explain the Ivanpah Solar Power Towers
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Graduate Why Popsci is Essential for a Well-Rounded Physics Education
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Accurate depiction of cosmological redshift?
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Undergrad Do you have an example of a truly random phenomenon?
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High School Beam of air: Extending the range of a fan
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Some questions for working Physicists from a curious young Physics student
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Undergrad What are your favourite physics/mathematics misconceptions?
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High School Space propulsion without mass ejecting
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The Feynman Lectures: Physics Gift for Your Son
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An alternative to the word 'Schlieren'?
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Undergrad Designing parabolic dish and feedhorn
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High School Simple Acoustics Question -- Which neighbor hears the other better?
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High School Question about magnetizing and the First law of Thermodynamics
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Undergrad Can you practically measure an infinite amount of some quantity?
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Undergrad Is there any physicist doing research who was once an astronaut?
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Graduate What is the true composition of a space/time vacuum?
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Graduate Interacting with the fourth dimension?
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Undergrad What Are the Lesser-Known Subjects Studied in Physics?
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Undergrad Can iron filings cause permanent eye damage?
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Graduate Preparing for the Next Big CME: Detection and Mitigation Strategies
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High School What can I say about this dentist light lens?
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Graduate What are the rational solutions to the square root of four?
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High School What if I could see in radio instead of light?
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And the 2021 Nobel prize for Physics goes to....
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Undergrad Is this 2 Nobel Prizes given in a single year?
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Future Italian Nobel laureates in physics?
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Undergrad Gage Block Physics: Is It Understood?
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Graduate Saving Our Future Earth: Keeping Our Planet in the Goldilocks Zone
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Undergrad The role of mathematics in physics
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Graduate Physical Meaning of Time Inverse
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RIP Thanu Padmanabhan: Legendary Physicist at Age 64
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Is the JETP Server Down or Has the URL Changed?
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High School Why can't we just recycle polluted air?
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Undergrad What are the most energetic lightning "superbolts" ever measured?
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Undergrad Why Do Physicists Use Gaussian Error Distributions?
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Undergrad Ideas from previous Nobel prize winners
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High School What material is best suited for making Chladni figures?
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Graduate Is the Future of Our Universe Truly Beautiful?
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Graduate Effects of a spatially nonuniform diffusion parameter
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Undergrad Measurement Science: True Magnitude, Error & Accuracy
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Undergrad A problem with science media coverage
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High School Are these actually real electrons?
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High School Protecting Your Computer from Solar Storms - Is a Faraday Cage Enough?
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Undergrad Space and time -- Is the term "light year" really correct?
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Undergrad Propagation of uncertainty in the slope
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High School Launching into space without fuel -- Please bare with me....
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Graduate COMSOL Multiphysics- Mathematics
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Graduate Unusual request re: Matter and Dark matter and song lyrics
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Graduate Nobel prize in physics for quantum cryptography?
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Undergrad Noise cancellation technique can be used to neutralize laser weapons?
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Insights How Well Do You Know Isaac Newton?
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Who Were Miguel Angel Virasoro and Steven Weinberg?
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Graduate The current state of physics and comparing it with the past
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High School Four fundamental forces of physics -- explanation for dummies please
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