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News
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Important announcements from the forum staff.
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Anything interesting happening in the scientific world? Talk about it here.
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The latest from the SFN Blogs.
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Education
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For assistance with (but not answers to) homework problems.
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Sciences
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The world of forces, particles and high-powered experiments.
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From algebra to calculus, from trigonometry to set theory, it's all here.
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Discussion of science topics that don't fit under any other category.
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Philosophy
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General philosophical discussions.
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Forum for the discussion and examination of the rational foundations of religion.
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Discussion of ethical topics relating to science, medicine, religion, and so on.
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Other Topics
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What's going on in the world and how it relates to science.
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Exercise your brain with these user-submitted puzzlers!
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Pseudoscientific or speculatory threads belong here.
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Where the bad threads go.
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