- Curious about Astronomy? Ask an Astronomer!
- curious.astro.cornell.edu
- Browse archives of previous questions and answers, or submit a question to be answered by astronomers at Cornell University.
4.4
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7
- NEWTON Bulletin Board System
- www.newton.dep.anl.gov
- Ask-a-scientist service designed for K-12 teachers and their students - operated by the Argonne Nat'l. Laboratory, Div. of Educational Programs.
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>10
<10
6
- How Things Work
- www.howeverythingworks.org
- Ask about almost anything related to the physical world, and check the well-organized archives for answers to previous interesting questions.
3.9
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>120
<5
6
- What is What
- what-is-what.com
- Aims to give you easy answers to everyday questions. We define words, acronyms, and ideas. We have a computer-related and open-source slant.
3.5
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<10
<5
3
- Ask Dr. Science
- www.drscience.com
- America's foremost authoritarian on the world around us. Or at least the world around him.
3.4
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-
-
5
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