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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: Complex Analysis: Series Convergence wabbit, Mar 5, 2015 at 8:25 AM

    2. Science and Math Textbooks

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      Latest: Problem collection for mechanics? jedishrfu, Mar 5, 2015 at 1:22 AM

    3. Academic Guidance

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      Latest: Powerlearning- 16 hours a day x86, Mar 5, 2015 at 12:23 AM

    4. Career Guidance

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      Latest: Do you have to be a genius to do nuclear/particle physics? Vanadium 50, Mar 5, 2015 at 7:23 AM

    5. Educators and Teaching

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      Latest: Looking for feedback on physics animations Matt Whibley, Mar 5, 2015 at 12:02 AM

    6. STEM Learning Materials

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      Latest: Quantum Mechanics learning resource videos Maylis, Mar 4, 2015 at 9:35 AM

  2. Physics

    1. General Physics

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      Latest: Limit of windpower A.T., Mar 5, 2015 at 8:27 AM

    2. Classical Physics

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      Latest: Fictitious forces A.T., Mar 5, 2015 at 7:53 AM

    3. Quantum Physics

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      Latest: How can light absorbing material absorb forever? DrClaude, Mar 5, 2015 at 8:28 AM

    4. Special and General Relativity

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      Latest: Moving Frame With Many Clocks Pass By 1977ub, Mar 5, 2015 at 8:05 AM

    5. Atomic, Solid State, Comp. Physics

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      Latest: Measurement techniques for high temp. proton conductors MantukasI, Mar 5, 2015 at 6:12 AM

    6. High Energy, Nuclear, Particle Physics

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      Latest: Beta Particles range of energies? Simon Bridge, Mar 5, 2015 at 6:09 AM

    7. Beyond the Standard Model

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      Latest: Smolin: Extending dualities to trialities (deepens dynamics) wabbit, Mar 5, 2015 at 4:12 AM

  3. Astronomy and Cosmology

    1. Astronomy and Astrophysics

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      Latest: Asteroid 99942 Apophis impacting the Earth in 2029 Jon Richfield, Mar 5, 2015 at 7:58 AM

    2. Cosmology

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      Latest: Missing Matter Problem and Galactic Flows Michael Faraday, Mar 5, 2015 at 6:59 AM

    3. Stargazing and Telescopes

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      Latest: Here are some astrophotos I've taken lately davenn, Mar 3, 2015 at 9:25 PM

  4. Mathematics

    1. General Math

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      Latest: 4Sine(4X) = -8Sin(2x) Double angle identity haruspex, Mar 5, 2015 at 6:28 AM

    2. Calculus

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      Latest: Mathematical analysis Motivanka, Mar 5, 2015 at 7:55 AM

    3. Differential Equations

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      Latest: How to get the laplacian of a scalar field? cvex, Mar 4, 2015 at 11:00 PM

    4. Topology and Analysis

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      Latest: Clarification about Poincaré's conjecture lavinia, Mar 4, 2015 at 1:49 PM

    5. Linear and Abstract Algebra

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      Latest: Coefficients on the p-adic expansions MostlyHarmless, Mar 4, 2015 at 11:51 AM

    6. Differential Geometry

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      Latest: Koszul connexion lavinia, Mar 4, 2015 at 7:39 AM

    7. Set Theory, Logic, Probability, Statistics

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      Latest: Drawing three cards - combined probability PeroK, Mar 5, 2015 at 7:23 AM

    8. Math Software and LaTeX

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      Latest: Mathematica NDSolve initial condition DaleSpam, Mar 5, 2015 at 8:00 AM

  5. Engineering

    1. General Engineering

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      Latest: YOU!: Fix the US Energy Crisis OmCheeto, Mar 4, 2015 at 12:32 PM

    2. Engineering Systems and Design

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      Latest: Why AM wave is multiplication of carrier and message signal? Dark_Capacitor, Mar 5, 2015 at 6:44 AM

    3. Mechanical Engineering

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      Mechanical Engineering

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      1. Aerospace Engineering

      2. Automotive Engineering

      Latest: Need to find the exact velocity value bliinkboy, Mar 5, 2015 at 7:45 AM

    4. Electrical Engineering

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      Latest: What is the polarity of a Pn junction diode ovais, Mar 5, 2015 at 7:25 AM

    5. Materials and Chemical Engineering

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      Latest: Reflectance or reflectivity spectrum interpretation RacinReaver, Mar 5, 2015 at 12:19 AM

    6. Nuclear Engineering

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      Latest: List of Neutron Moderators mheslep, Mar 4, 2015 at 8:45 PM

  6. Other Sciences

    1. Chemistry

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      Latest: Work in Enthalpy Chestermiller, Mar 5, 2015 at 6:45 AM

    2. Biology

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      Latest: What might cell membranes look like on Titan? jim hardy, Mar 4, 2015 at 6:27 PM

    3. Medical Sciences

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      Latest: is there any nutritional benefit to eating moltose dextrin Greg Bernhardt, Mar 4, 2015 at 9:12 AM

    4. Programming and Computer Science

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      Latest: What's a good intro computer science book? Greg Bernhardt, Mar 4, 2015 at 11:26 PM

    5. Earth

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      Latest: Villarrica volcano davenn, Mar 3, 2015 at 9:39 PM

    6. Computing and Technology

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      Computing and Technology

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      1. Calculators

      Latest: Online Calculator List George Miller, Mar 5, 2015 at 7:47 AM

  7. PF Lounge

    1. General Discussion

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      General Discussion

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      1. Current Events

      2. History and Humanities

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      Latest: VOTE PF Photo Contest - It's The Beatles!!!! ZapperZ, Mar 5, 2015 at 7:48 AM

    2. Science Fiction and Fantasy

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      Science Fiction and Fantasy

      Sub-Forums

      1. Science Fiction Writing

      Latest: Where can I hire a physicist/scientist to review fiction? Vanadium 50, Mar 5, 2015 at 7:43 AM

    3. Feedback and Announcements

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      Feedback and Announcements

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      1. PF Member Awards 2014

      Latest: Auto-save feature bogs down web browser dramatically Drakkith, Mar 4, 2015 at 11:49 PM

    4. New Member Introductions

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      Latest: Greg wants me to say hello variation32, Mar 5, 2015 at 8:21 AM