Physics Forums - The Fusion of Science and Community

    1. Science and Math Textbooks

      Discussions:
      4,353
      Messages:
      25,038
    2. Academic Guidance

      Discussions:
      21,890
      Messages:
      179,297
    3. Career Guidance

      Discussions:
      5,247
      Messages:
      41,818
      Latest: Half-filled passion or Money? e.bar.goum, Jul 6, 2015 at 4:30 AM
    4. Educators and Teaching

      Discussions:
      336
      Messages:
      4,259
    5. STEM Learning Materials

      Discussions:
      648
      Messages:
      3,881
      Latest: PF Insights: Topic Request Amrator, Jul 3, 2015 at 3:40 PM
    1. General Physics

      Discussions:
      38,033
      Messages:
      306,511
      Latest: Change of direction in physics DaleSpam, Jul 6, 2015 at 6:27 AM
    2. Classical Physics

      Discussions:
      21,274
      Messages:
      152,891
    3. Quantum Physics

      Discussions:
      18,388
      Messages:
      184,303
      Latest: Quantum Monty Hall problem Demystifier, Jul 6, 2015 at 6:19 AM
    4. Special and General Relativity

      Discussions:
      15,171
      Messages:
      222,150
      Latest: Rate of emission Amr Elsayed, Jul 6, 2015 at 5:55 AM
    5. Atomic, Solid State, Comp. Physics

      Discussions:
      5,171
      Messages:
      24,879
    6. High Energy, Nuclear, Particle Physics

      Discussions:
      6,102
      Messages:
      43,876
      Latest: Particle beams: energy of released electrons ORF, Jul 6, 2015 at 6:25 AM
    7. Beyond the Standard Model

      Discussions:
      4,756
      Messages:
      58,471
    1. Astronomy and Astrophysics

      Discussions:
      10,002
      Messages:
      90,069
    2. Cosmology

      Discussions:
      5,109
      Messages:
      66,727
      Latest: A basic question about redshifting Gilad Barnea, Jul 6, 2015 at 5:46 AM
    3. Stargazing and Telescopes

      Discussions:
      461
      Messages:
      4,623
      Latest: Nice lunar and planetary conjunction davenn, Jul 1, 2015 at 8:38 PM
    1. General Math

      Discussions:
      15,950
      Messages:
      114,810
      Latest: Null vector / Zero vector strobeda, Jul 6, 2015 at 5:39 AM
    2. Calculus

      Discussions:
      13,105
      Messages:
      75,822
      Latest: 1+2+3+4+...=-1/12 weirdness Michael David, Jul 6, 2015 at 5:40 AM
    3. Differential Equations

      Discussions:
      4,740
      Messages:
      21,484
      Latest: Can one define higher order infinitesimals? stedwards, Jul 5, 2015 at 11:40 PM
    4. Topology and Analysis

      Discussions:
      1,087
      Messages:
      6,907
      Latest: dense numbers strobeda, Jul 5, 2015 at 9:14 PM
    5. Linear and Abstract Algebra

      Discussions:
      8,694
      Messages:
      53,759
    6. Differential Geometry

      Discussions:
      3,507
      Messages:
      21,629
    7. Set Theory, Logic, Probability, Statistics

      Discussions:
      7,019
      Messages:
      39,548
    8. Math Software and LaTeX

      Discussions:
      4,745
      Messages:
      19,949
      Latest: Good latex editor for Mathematics? Dr Transport, Jul 5, 2015 at 1:35 PM
    1. General Engineering

      Discussions:
      5,331
      Messages:
      36,898
      Latest: Solar sail with Ion thruster mfb, Jul 5, 2015 at 1:56 AM
    2. Engineering Systems and Design

      Discussions:
      1,957
      Messages:
      12,198
      Latest: Geothermal power russ_watters, Jul 5, 2015 at 11:13 PM
    3. Mechanical Engineering

      Discussions:
      10,723
      Messages:
      68,079
    4. Electrical Engineering

      Discussions:
      16,355
      Messages:
      116,173
    5. Materials and Chemical Engineering

      Discussions:
      2,664
      Messages:
      10,677
    6. Nuclear Engineering

      Discussions:
      1,584
      Messages:
      34,942
      Latest: Japan Earthquake: nuclear plants part 2 Sotan, Jul 3, 2015 at 1:56 AM
    1. Chemistry

      Discussions:
      7,287
      Messages:
      38,696
    2. Biology

      Discussions:
      5,865
      Messages:
      47,856
      Latest: Hodgin-Huxley model for a single neuron Topologia, Jul 6, 2015 at 2:37 AM
    3. Medical Sciences

      Discussions:
      2,221
      Messages:
      22,596
    4. Programming and Computer Science

      Discussions:
      4,780
      Messages:
      30,069
      Latest: Is secure deletion possible in Java Carno Raar, Jul 6, 2015 at 4:55 AM
    5. Earth

      Discussions:
      1,780
      Messages:
      20,723
      Latest: North America inland sea gt 5, Jul 4, 2015 at 7:53 PM
    6. Computing and Technology

      Discussions:
      6,056
      Messages:
      44,100
      Latest: Ransomware software problem Superposed_Cat, Jul 5, 2015 at 7:08 PM
    1. General Discussion

      Discussions:
      38,884
      Messages:
      987,498
      Latest: Random Thoughts part 4 zoobyshoe, Jul 6, 2015 at 5:23 AM
    2. Science Fiction and Fantasy

      Discussions:
      674
      Messages:
      11,847
    3. Feedback and Announcements

      Discussions:
      3,822
      Messages:
      44,026
      Latest: New Advisor Announcements Greg Bernhardt, Jul 2, 2015 at 9:27 AM
    4. New Member Introductions

      Discussions:
      2,160
      Messages:
      6,430