Physics Forums - The Fusion of Science and Community

    1. Science and Math Textbooks

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      Latest: Khan Academy or Textbook? MidgetDwarf, Jul 7, 2015 at 2:17 AM
    2. Academic Guidance

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      Latest: a few questions about entering grad school radium, Jul 7, 2015 at 9:36 AM
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    4. Educators and Teaching

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    5. STEM Learning Materials

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      Latest: PF Insights: Topic Request Amrator, Jul 3, 2015 at 3:40 PM
    1. General Physics

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      Latest: Can temperature affect the mass of water Nugatory, Jul 7, 2015 at 10:31 AM
    2. Classical Physics

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      Latest: Why do farther away objects appear smaller russ_watters, Jul 7, 2015 at 10:38 AM
    3. Quantum Physics

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    4. Special and General Relativity

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    5. Atomic, Solid State, Comp. Physics

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      Latest: Gibbs and Helmholtz energies of a superconductor DrDu, Jul 7, 2015 at 1:50 AM
    6. High Energy, Nuclear, Particle Physics

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    7. Beyond the Standard Model

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    1. Astronomy and Astrophysics

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    2. Cosmology

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      Latest: Question about speed of light and information tom aaron, Jul 7, 2015 at 10:10 AM
    3. Stargazing and Telescopes

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      Latest: Helios Quantum 5 binoculars and7barton, Jul 7, 2015 at 2:39 AM
    1. General Math

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      Latest: Skew-symmetric matrix property ryan88, Jul 7, 2015 at 10:01 AM
    2. Calculus

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      Latest: Integral of exponential over square root newgate, Jul 7, 2015 at 9:08 AM
    3. Differential Equations

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      Latest: Can one define higher order infinitesimals? stedwards, Jul 6, 2015 at 9:17 PM
    4. Topology and Analysis

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      Latest: Nonlinear constrained optimization - how? maistral, Jul 7, 2015 at 5:33 AM
    5. Linear and Abstract Algebra

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    6. Differential Geometry

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      Latest: Submanifold definition lavinia, Jul 7, 2015 at 9:53 AM
    7. Set Theory, Logic, Probability, Statistics

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      Latest: Kernel Estimation eoghan, Jul 7, 2015 at 7:49 AM
    8. Math Software and LaTeX

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      Latest: Plotting Graphene in Mathematica kontejnjer, Jul 7, 2015 at 7:58 AM
    1. General Engineering

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      Latest: Tesla Powerwall: Engineering Analysis anorlunda, Jul 7, 2015 at 8:33 AM
    2. Engineering Systems and Design

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      Latest: Geothermal power billy_joule, Jul 7, 2015 at 12:58 AM
    3. Mechanical Engineering

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      Latest: Bending stress on handle gomerpyle, Jul 7, 2015 at 10:09 AM
    4. Electrical Engineering

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      Latest: high voltage at contacts paulzhen, Jul 7, 2015 at 8:45 AM
    5. Materials and Chemical Engineering

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      Latest: why ultimate load is less than yield load? FK123, Jul 7, 2015 at 3:56 AM
    6. Nuclear Engineering

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      Latest: Ion Temperature in Plasma the_wolfman, Jul 7, 2015 at 10:16 AM
    1. Chemistry

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    2. Biology

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      Latest: protein synthesis in an animal cell takes place gracy, Jul 7, 2015 at 10:33 AM
    3. Medical Sciences

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      Latest: What is a Prolate Spheroid wave function? DrDu, Jul 7, 2015 at 1:59 AM
    4. Programming and Computer Science

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      Latest: If/else C Macro swartzism, Jul 7, 2015 at 10:17 AM
    5. Earth

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      Latest: North America inland sea tom aaron, Jul 6, 2015 at 3:47 PM
    6. Computing and Technology

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      Latest: Can't Connect to Netburner PK70 meBigGuy, Jul 6, 2015 at 10:56 PM
    1. Science Fiction and Fantasy

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      Latest: Science fiction story Drakkith, Jul 7, 2015 at 10:08 AM
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    3. New Member Introductions

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      Latest: Introduction - Hello Everybody! NascentOxygen, Jul 7, 2015 at 12:37 AM