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Ask Dr. Global Change
The U.S. Global Change Research Information Office offers this archive of frequently-asked questions about global environments. If you don't find the answer you seek, you can also submit questions.

Ask the Experts at Scientific American
Scientists answer questions about astronomy, biology, chemistry, computers, the environment, geology, mathematics, medicine, and physical science.

Mad Scientist Network
Includes a thorough archive of answered questions in all science disciplines, an area to submit a question of your own, links to other Ask a Scientist sites, and information about careers in science. | © 2006 The Franklin Institute - All rights reserved.