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Physics Forums - The Fusion of Science and Community

  1. Science Education

    1. Homework and Coursework Questions

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      Homework and Coursework Questions

      Sub-Forums

      1. Introductory Physics Homework

      2. Advanced Physics Homework

      3. Precalculus Mathematics Homework

      4. Calculus and Beyond Homework

      5. Biology, Chemistry and Earth Homework

      6. Engineering and Computer Science Homework

      Latest: Magnetic Fields / Force / Current julianwitkowski, Feb 28, 2015 at 5:08 PM

    2. Science and Math Textbooks

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      Latest: Does anyone own Numerical Methods by Laurene Fausett? Rellek, Feb 28, 2015 at 5:01 PM

    3. Academic Guidance

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      Latest: How can physics tie into 20th century European history? samnorris93, Feb 28, 2015 at 4:20 PM

    4. Career Guidance

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      Latest: As a High school senior, my knowledge of physics is limited QuantumCurt, Feb 28, 2015 at 3:42 PM

    5. Educators and Teaching

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      Latest: Why are students permitted to use calculators on AP math? momof4, Feb 27, 2015 at 11:30 AM

    6. STEM Learning Materials

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      Latest: Problem Book in Relativity and Gravitation, online, free bcrowell, Feb 25, 2015 at 4:30 PM

  2. Physics

    1. General Physics

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      Latest: Complex Wave Orientation Correction Nick., Feb 28, 2015 at 5:11 PM

    2. Classical Physics

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      Latest: Conservation of energy in a capacitor Drakkith, Feb 28, 2015 at 5:07 PM

    3. Quantum Physics

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      Latest: Energy delta of entanglement anorlunda, Feb 28, 2015 at 5:10 PM

    4. Special and General Relativity

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      Latest: Will this method yield absolute synch? DaleSpam, Feb 28, 2015 at 2:59 PM

    5. Atomic, Solid State, Comp. Physics

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      Latest: Reciprocal lattice vector M Quack, Feb 28, 2015 at 12:33 PM

    6. High Energy, Nuclear, Particle Physics

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      Latest: Experimental Black Hole Physics wabbit, Feb 28, 2015 at 4:00 AM

    7. Beyond the Standard Model

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      Latest: Hubble Constant and Entropy Jimster41, Feb 28, 2015 at 4:44 PM

  3. Astronomy and Cosmology

    1. Astronomy and Astrophysics

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      Latest: Asteroid 99942 Apophis impacting the Earth in 2029 D H, Feb 28, 2015 at 4:03 PM

    2. Cosmology

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      Latest: Extremely large Black Hole discovered 900M years after BB Garth, Feb 28, 2015 at 1:19 PM

    3. Stargazing and Telescopes

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      Latest: Planning to buy a first telescope? jim hardy, Feb 27, 2015 at 12:44 PM

  4. Mathematics

    1. General Math

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      Latest: Looking for a insightful roadmap to learn math Daniel ATOM, Feb 28, 2015 at 3:39 PM

    2. Calculus

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      Latest: Help with Taylor Series KevinMWHM, Feb 28, 2015 at 2:25 PM

    3. Differential Equations

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      Latest: Fourier Transform joshmccraney, Feb 28, 2015 at 2:23 PM

    4. Topology and Analysis

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      Latest: Maxmimum\Minimum modulus principle Hawkeye18, Feb 28, 2015 at 1:02 PM

    5. Linear and Abstract Algebra

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      Latest: Green's Function - modified operator RightFresh, Feb 28, 2015 at 4:17 PM

    6. Differential Geometry

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      Latest: Is this a valid parametrization of the torus? Ben Niehoff, Feb 28, 2015 at 4:03 PM

    7. Set Theory, Logic, Probability, Statistics

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      Latest: Drawing three cards - combined probability mathman, Feb 28, 2015 at 4:16 PM

    8. Math Software and LaTeX

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      Latest: Fitting an ellipse through 3-d data SubTachyon, Feb 27, 2015 at 4:36 PM

  5. Engineering

    1. General Engineering

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      Latest: YOU!: Fix the US Energy Crisis OmCheeto, Feb 28, 2015 at 1:09 PM

    2. Engineering Systems and Design

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      Latest: 4 in lift mechanism using a continuous servo? billy_joule, Feb 27, 2015 at 1:00 PM

    3. Mechanical Engineering

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      Mechanical Engineering

      Sub-Forums

      1. Aerospace Engineering

      2. Automotive Engineering

      Latest: Determine the Rate of Change of Pressure Across a Valve montoyas7940, Feb 28, 2015 at 2:07 PM

    4. Electrical Engineering

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      Latest: difference between emitter and collector? Baluncore, Feb 28, 2015 at 5:02 PM

    5. Materials and Chemical Engineering

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      Latest: Do FCC Structures only have a CN of 12? Astronuc, Feb 28, 2015 at 3:04 PM

    6. Nuclear Engineering

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      Latest: The Nuclear Power Thread nikkkom, Feb 28, 2015 at 4:33 PM

  6. Other Sciences

    1. Chemistry

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      Latest: The Smell of Garlic and Enzymatic Oxidation dncosar, Feb 28, 2015 at 11:00 AM

    2. Biology

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      Latest: What might cell membranes look like on Titan? Ygggdrasil, Feb 28, 2015 at 5:09 PM

    3. Medical Sciences

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      Latest: Can pull up exercise increase height? Mark44, Feb 28, 2015 at 11:01 AM

    4. Programming and Computer Science

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      Latest: C++ and pthread simple program help perplexabot, Feb 28, 2015 at 2:42 PM

    5. Earth

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      20,346
      Latest: Large crater in Siberia D H, Feb 27, 2015 at 4:49 PM

    6. Computing and Technology

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      Computing and Technology

      Sub-Forums

      1. Calculators

      Latest: Is 4GB of VRAM overkill for 1080p gaming? Hercuflea, Feb 28, 2015 at 5:51 AM

  7. PF Lounge

    1. General Discussion

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      General Discussion

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      1. Current Events

      2. History and Humanities

      3. Photography

      4. Fun, Photos and Games

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      6. Social Sciences

      Latest: Bucket list - things to do, places to go/see HallsofIvy, Feb 28, 2015 at 4:52 PM

    2. Science Fiction and Fantasy

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      10,804

      Science Fiction and Fantasy

      Sub-Forums

      1. Science Fiction Writing

      Latest: Consequences of denser atmosphere on Earth-like planet Czcibor, Feb 28, 2015 at 8:56 AM

    3. Feedback and Announcements

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      Feedback and Announcements

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      1. PF Member Awards 2014

      Latest: Scribble pad along with normal posting Raghav Gupta, Feb 28, 2015 at 1:19 PM

    4. New Member Introductions

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      Latest: Hello Everyone! NascentOxygen, Feb 28, 2015 at 4:04 PM