Physics Forums - The Fusion of Science and Community

    1. Science and Math Textbooks

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      Latest: Serge Lang's Linear Algebra blue_leaf77, Mar 6, 2015 at 5:05 PM
    2. Academic Guidance

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      Latest: Math REUs 2015 Math2017, Mar 6, 2015 at 7:23 PM
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    5. STEM Learning Materials

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    1. General Physics

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    2. Classical Physics

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    3. Quantum Physics

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      Latest: Impossibilty of hidden variables (Bohm, 1951) write4u, Mar 6, 2015 at 7:09 PM
    4. Special and General Relativity

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      Latest: Causality in relativity Ibix, Mar 6, 2015 at 7:07 PM
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    6. High Energy, Nuclear, Particle Physics

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    7. Beyond the Standard Model

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      Latest: Gravity from entanglement friend, Mar 6, 2015 at 10:42 AM
    1. Astronomy and Astrophysics

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      Latest: Voyager Golden Records billy_joule, Mar 6, 2015 at 7:18 PM
    2. Cosmology

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      Latest: Missing Matter Problem and Galactic Flows Drakkith, Mar 6, 2015 at 7:23 PM
    3. Stargazing and Telescopes

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      Latest: Purchasing binoculars for stargazing advice turbo, Mar 5, 2015 at 1:18 PM
    1. General Math

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    2. Calculus

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      Latest: Area of a helical surface haruspex, Mar 6, 2015 at 1:04 AM
    3. Differential Equations

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    5. Linear and Abstract Algebra

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    6. Differential Geometry

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      Latest: Tangent vectors as directional derivatives Fredrik, Mar 6, 2015 at 6:40 PM
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      Latest: Properties of Univariate statistics. zyQuzA0e5esy2y, Mar 6, 2015 at 2:32 PM
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    1. General Engineering

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    2. Engineering Systems and Design

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      Latest: draw helix in MAXWELL 3D thankz, Mar 6, 2015 at 5:57 PM
    3. Mechanical Engineering

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      Latest: Trying to build an ultrasonic drill K_Mitchell, Mar 6, 2015 at 7:34 PM
    4. Electrical Engineering

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    5. Materials and Chemical Engineering

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      Latest: How do you seperate iron from clay? RacinReaver, Mar 6, 2015 at 5:55 PM
    6. Nuclear Engineering

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    1. Chemistry

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      Latest: a lux meter Simon Bridge, Mar 6, 2015 at 7:43 PM
    2. Biology

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      Latest: AST/ALT levels Evo, Mar 5, 2015 at 2:11 PM
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    4. Programming and Computer Science

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    5. Earth

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      Latest: Underneath Hawaii's Kilauea Volcano Bystander, Mar 6, 2015 at 3:30 AM
    6. Computing and Technology

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      Latest: SQL and strings containing a given word WWGD, Mar 6, 2015 at 7:16 PM
    1. General Discussion

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      Latest: For dog and puppy lovers davenn, Mar 6, 2015 at 4:46 PM
    2. Science Fiction and Fantasy

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      Latest: What fantasy universe would you live in? alphareign, Mar 5, 2015 at 5:53 PM
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    4. New Member Introductions

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      Latest: Hello Everyone Gagandeep Singh, Mar 6, 2015 at 3:27 PM