1. News

    1. Forum Announcements

      Important announcements from the forum staff.

      2901
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    2. Science News

      Anything interesting happening in the scientific world? Talk about it here.

      9570
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    3. SFN Blogs   (11173 visits to this link)

      The latest from the SFN Blogs.

  2. Education

    1. Homework Help

      For assistance with (but not answers to) homework problems.

      22047
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    2. Science Education

      Colleges, grad programs, MCAT, GRE, courses, and other aspects of scientific education.

      9636
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  3. Sciences

    1. Physics

      The world of forces, particles and high-powered experiments.

      185879
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    2. 55493
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    3. 73770
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    4. Mathematics

      From algebra to calculus, from trigonometry to set theory, it's all here.

      37870
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    5. 43768
      posts
    6. 20893
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    7. Earth Science

      Geology, geophysics, oceanography, and so on.

      10202
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    8. 30303
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    9. 5438
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    10. Other Sciences

      Discussion of science topics that don't fit under any other category.

      25517
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  4. Philosophy

    1. General Philosophy

      General philosophical discussions.

      25251
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    2. Religion

      Forum for the discussion and examination of the rational foundations of religion.

      34316
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    3. Ethics

      Discussion of ethical topics relating to science, medicine, religion, and so on.

      14872
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  5. SmarterThanThat Forums

    1. SmarterThanThat Videos

      Discussions of videos on SmarterThanThat.com.

      175
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  6. Other Topics

    1. The Lounge

      Discuss life, work, school, anything!

      99084
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    2. Politics

      What's going on in the world and how it relates to science.

      109190
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    3. Suggestions, Comments and Support

      Ideas, questions and support for the forums.

      14577
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    4. Brain Teasers and Puzzles

      Exercise your brain with these user-submitted puzzlers!

      7460
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    5. Speculations

      Pseudoscientific or speculatory threads belong here.

      117221
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    6. Trash Can

      Where the bad threads go.

      10123
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