General Science Sites
Ask An Expert - ask a variety of experts; a link from the Homework Helper page.
Ask An Expert at the Franklin Institute - another service of the Franklin Institute Science Museum in Philadelphia.
Ask An Expert Page - find an expert in science, technology, medicine, health, computing and the internet, and many more areas.
Ask A Scientist - part of the Science and Technology Awareness Network.
Ask the Scientific American Experts - ask a question or look in the question archives.
Ask Dr. Science - expect a humorous answer.
Ask Jeeves for Kids - ask your question, and also check out the resources for students and teachers.
Ask How Things Work - here's your chance to find out.
Dr. Universe - You can ask Dr. Universe almost anything ... she'll go to Washington State University's great team of researchers to get information for you.
Great Canadian Scientists: Ask A Scientist - ask a science question or check the archive of previous questions and answers.
Mad Scientist Network - an Ask a Scientist project which allows you to submit questions to a network of 200 scientists worldwide.
PITSCO's Ask An Expert - the ultimate list of experts.
The Science Club - ask science questions or follow links to other sites which will answer your science questions.
Spesific Science Sites
Ask An ASTRONAUT
Ask the ASTRONOMER - ask a new question or read one of thousands of questions in the archive.
Ask An ASTRONOMER - from the Lake Afton Public Observatory.
Ask An ASTRONOMER - from the High Energy Astrophysics Learning Center; examine the archive of previous questions or ask a NASA scientist a new question about astronomy or astrophysics.
Ask the ASTRONOMER - at the Windowpane Observatory.
Ask A BIOLOGIST - at Arizona State University.
Ask Dr. BONES - ask about musculoskeletal conditions.
Ask Mr. CALCULUS
Ask the CARDIOLOGIST
Ask the COMPUTER PROFESSIONALS - a service of inquiry.com; ask the computer professionals about these areas: application development, databases, networking or web development.
Ask The DENTIST
Ask the DENTIST
Ask A DOCTOR - ask questions and read other questions and answers in the database.
Ask An EARTH SCIENTIST - an extensive resource from the University of Hawaii; ask a question on any area of earth science.
Ask An ENGINEER
Ask A GENETICIST
Ask A GEOLOGIST - from the U.S. Geological Survey.
Ask a HYDROLOGIST - your question about water will be answered by the National Water Information Center.
Ask JAKE the SEA DOG - ask questions about the ocean or ocean animals.
Ask Dr. MATH
Ask A PEDIATRICIAN - Dr. Warren
Ask a PHYSICIST
Ask Dr. PHYSICS
Ask SHAMU - answers to commonly asked questions about animals.
Ask A SOLAR PHYSICIST
Ask the SURF GURU - questions about the internet.
Ask Dr. TOOTH
Ask a VOLCANOLOGIST