Physics Forums - The Fusion of Science and Community

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      Latest: Best Books to understand Noise baby_1, May 24, 2015 at 5:01 AM
    1. General Physics

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    3. Quantum Physics

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      Latest: Universe frame of reference Stephanus, May 24, 2015 at 5:53 AM
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    7. Beyond the Standard Model

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    1. Astronomy and Astrophysics

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      Latest: What do you think this is? PWiz, May 24, 2015 at 6:25 AM
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      Latest: Virgo Supercluster Chronos, May 22, 2015 at 3:44 AM
    1. General Math

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      Latest: Exact fourier transformation Simon Bridge, May 24, 2015 at 5:56 AM
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      Latest: Help me check a fact about Berry phase andresB, May 22, 2015 at 11:53 AM
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    1. General Engineering

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    2. Engineering Systems and Design

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      Latest: Solar energy storage systems BernieM, May 23, 2015 at 3:14 PM
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      Latest: High-temperature semiconductors -- mission to Venus mfb, May 24, 2015 at 6:11 AM
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    1. Chemistry

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    5. Earth

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      Latest: Measuring How Many Days Are in a Year - Comments PWiz, May 24, 2015 at 6:09 AM
    6. Computing and Technology

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      Latest: Which calculator? Hp 50G vs Ti89 Titanium Ashim, May 23, 2015 at 10:14 PM
    1. Science Fiction and Fantasy

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      Latest: Anyone else see the new Mad Max? PWiz, May 22, 2015 at 1:47 PM
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      Latest: Hello from Greece Greg Bernhardt, May 24, 2015 at 5:24 AM