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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

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      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: Comparing the current through multiple batteries haruspex, Mar 4, 2015 at 6:13 PM

    2. Science and Math Textbooks

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      Latest: From which books of Mechanic Materials are these images? rhino1000, Mar 4, 2015 at 5:26 PM

    3. Academic Guidance

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      Latest: Powerlearning- 16 hours a day ellipsis, Mar 4, 2015 at 6:11 PM

    4. Career Guidance

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      Latest: Help identify traits for Engineering Vs Research JakeBrodskyPE, Mar 4, 2015 at 6:09 PM

    5. Educators and Teaching

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      Latest: Looking for feedback on physics animations Bystander, Mar 4, 2015 at 1:59 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: Laplace Equation with Charged Conductor Greg Bernhardt, Mar 4, 2015 at 6:00 PM

    2. Classical Physics

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      Latest: Please explain Venturi effect FeynmanFtw, Mar 4, 2015 at 5:48 PM

    3. Quantum Physics

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      Latest: Graphically rep. 1+1D Weyl fermions, does this work? Greg Bernhardt, Mar 4, 2015 at 6:00 PM

    4. Special and General Relativity

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      Latest: Relative observed speed? LM542, Mar 4, 2015 at 5:24 PM

    5. Atomic, Solid State, Comp. Physics

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      Latest: nearly free electron model - band gap unscientific, Mar 4, 2015 at 11:23 AM

    6. High Energy, Nuclear, Particle Physics

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      Latest: What functions of fields describe particles? matteo137, Mar 3, 2015 at 2:36 PM

    7. Beyond the Standard Model

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      Latest: Ali and Das, "Cosmology from quantum potential" wabbit, Mar 4, 2015 at 5:48 PM

  3. Astronomy and Cosmology

    1. Astronomy and Astrophysics

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      Latest: Ceres at 1 lightsecond, 36% size of full moon marcus, Mar 4, 2015 at 6:02 PM

    2. Cosmology

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      Latest: Inflation and WMAP Chalnoth, Mar 4, 2015 at 5:29 PM

    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: 30FPS displayed on a 200Hz monitor Daveigh, Mar 4, 2015 at 5:39 PM

    2. Calculus

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      Latest: Questions of calculus of crystal structures mysci, Mar 4, 2015 at 6:04 PM

    3. Differential Equations

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      Latest: Understanding coupled Runga Kutta derivation ognik, Mar 2, 2015 at 9:35 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 mfb, Mar 4, 2015 at 5:21 PM

    8. Math Software and LaTeX

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      Latest: Referring to elements of a table in Mathematica mfb, Mar 4, 2015 at 4:58 PM

  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: Control design for PWM converter Baluncore, Mar 4, 2015 at 5:09 PM

    3. Mechanical Engineering

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      Mechanical Engineering

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      1. Aerospace Engineering

      2. Automotive Engineering

      Latest: Determining dimension of exhaust pipe from an air duct achan88, Mar 4, 2015 at 6:06 PM

    4. Electrical Engineering

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      Latest: Antenna theory detection of angle of incidence jim hardy, Mar 4, 2015 at 5:46 PM

    5. Materials and Chemical Engineering

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      Latest: Reflectance or reflectivity spectrum interpretation fog37, Mar 4, 2015 at 9:08 AM

    6. Nuclear Engineering

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      Latest: List of Neutron Moderators mathman, Mar 4, 2015 at 4:46 PM

  6. Other Sciences

    1. Chemistry

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      Latest: How good is HCN addition to aromatic conjugated aldehyde? AURUM, Mar 4, 2015 at 10:56 AM

    2. Biology

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      Latest: How do you make a glofish? thankz, Mar 4, 2015 at 4:41 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: pivot table code thankz, Mar 4, 2015 at 5:35 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: Is 4GB of VRAM overkill for 1080p gaming? Hercuflea, Mar 2, 2015 at 10:56 AM

  7. PF Lounge

    1. General Discussion

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      General Discussion

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      1. Current Events

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      Latest: Saturday giggle --- this one is a classic!! berkeman, Mar 4, 2015 at 5:55 PM

    2. Science Fiction and Fantasy

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      Science Fiction and Fantasy

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      1. Science Fiction Writing

      Latest: Who is your favorite SciFi character? Khatti, Mar 4, 2015 at 4:30 AM

    3. Feedback and Announcements

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      Feedback and Announcements

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      1. PF Member Awards 2014

      Latest: Walking on eggshells narrator, Mar 4, 2015 at 3:44 PM

    4. New Member Introductions

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      Latest: Hello physics people Jack2, Mar 4, 2015 at 4:45 PM