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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: Vertical Simple Harmonic Motion ehild, Feb 28, 2015 at 6:30 AM

    2. Science and Math Textbooks

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      Latest: Looking for a good book explaining physics of a quadcopter Chris Haskin, Feb 28, 2015 at 12:15 AM

    3. Academic Guidance

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      Latest: How to become a physicist from an engineer? Vanadium 50, Feb 28, 2015 at 6:34 AM

    4. Career Guidance

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      Latest: As a High school senior, my knowledge of physics is limited talrefae, Feb 28, 2015 at 2:54 AM

    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: Nuclear magnetic resonance Domenico94, Feb 28, 2015 at 6:11 AM

    2. Classical Physics

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      Latest: Excess electrons Drakkith, Feb 28, 2015 at 2:11 AM

    3. Quantum Physics

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      Latest: classical states and decoherence atyy, Feb 28, 2015 at 4:54 AM

    4. Special and General Relativity

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      Latest: Squared in e=mc^2? PWiz, Feb 28, 2015 at 6:16 AM

    5. Atomic, Solid State, Comp. Physics

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      Latest: Molecular Hydrogen absorption spectrum lightarrow, Feb 28, 2015 at 6:18 AM

    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: Combined fourth quarter MIP poll (for most important QG papers) marcus, Feb 27, 2015 at 10:28 PM

  3. Astronomy and Cosmology

    1. Astronomy and Astrophysics

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      Latest: Doubts about nebulae and star formation Monsterboy, Feb 28, 2015 at 4:39 AM

    2. Cosmology

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      Latest: Extremely large Black Hole discovered 900M years after BB Garth, Feb 28, 2015 at 4:44 AM

    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: Fun maths question, correlation? bahamagreen, Feb 28, 2015 at 5:00 AM

    2. Calculus

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      Latest: Help with Taylor Series MohammedRady97, Feb 28, 2015 at 6:25 AM

    3. Differential Equations

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      Latest: Fourier Transform Orodruin, Feb 28, 2015 at 4:13 AM

    4. Topology and Analysis

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      Latest: Maxmimum\Minimum modulus principle mathwonk, Feb 27, 2015 at 6:17 PM

    5. Linear and Abstract Algebra

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      Latest: su(2), so(3) and their representations Lapidus, Feb 28, 2015 at 5:29 AM

    6. Differential Geometry

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      Latest: Stuck with tensors, need a push Fredrik, Feb 27, 2015 at 11:01 AM

    7. Set Theory, Logic, Probability, Statistics

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      Latest: confusion over definition of relations in set theory "Don't panic!", Feb 28, 2015 at 4:42 AM

    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: Von Mises/Tresca Question R.C, Feb 28, 2015 at 4:00 AM

    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: Heat Exchanger Design Project R.C, Feb 28, 2015 at 3:58 AM

    4. Electrical Engineering

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      Latest: What is the polarity of a Pn junction diode jim hardy, Feb 28, 2015 at 6:27 AM

    5. Materials and Chemical Engineering

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      Latest: Buried water pipes freeze-has been cold-the sun comes out Baluncore, Feb 28, 2015 at 6:20 AM

    6. Nuclear Engineering

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      Latest: The Nuclear Power Thread Jon Richfield, Feb 28, 2015 at 5:19 AM

  6. Other Sciences

    1. Chemistry

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      Latest: term 'Iso ' in naming (common name) Borek, Feb 28, 2015 at 3:32 AM

    2. Biology

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      Latest: Introductions to Quantum-biology? tijana, Feb 27, 2015 at 8:09 PM

    3. Medical Sciences

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      Latest: Can pull up exercise increase height? Silicon Waffle, Feb 27, 2015 at 10:56 PM

    4. Programming and Computer Science

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      Latest: Run Javascript after DOM is ready Filip Larsen, Feb 27, 2015 at 2:37 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

      5. Relationships

      6. Social Sciences

      Latest: Russian opposition leader ,a putin critic shot dead Monsterboy, Feb 28, 2015 at 4:53 AM

    2. Science Fiction and Fantasy

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      Science Fiction and Fantasy

      Sub-Forums

      1. Science Fiction Writing

      Latest: Consequences of denser atmosphere on Earth-like planet Bystander, Feb 27, 2015 at 3:58 PM

    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 6:25 AM

    4. New Member Introductions

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      Latest: hello all amilapsn, Feb 28, 2015 at 6:16 AM