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Science: General

  1. Abbreviations.com -

    Find acronyms and abbreviations for a wide range of topics, including computing & the Internet, academics & science, medical, business, governmental, military, and more.
  2. Academic Earth -

    Full video courses and lectures from the world's leading scholars. Includes a large number of subjects, from Art & Architecture, Economics, History, Law, Literature, Psychology, Test Preparation, and much, much more!
  3. Ciencia.Science.gov -
  4. Cool Science -

    Interactive site to allow exploration of science. Also features an "Ask a Scientist" option.
  5. Denver Museum of Nature & Science -
  6. Discovery.com -
  7. eNature.com -

    Information about wild animals and plants of the United States. Includes field guides on more than 5,500 species.
  8. Encyclopedia of Life -

    Combines resources about all living things into one portal.
  9. Exposición en linea @ Exploratorium -

    Exploratorium exhibits and experiments in Spanish.
  10. Extreme Science -

    Includes records and more within the animal kingdom, earth, ocean, space, time, and weather.
  11. Facts Encyclopedia: Science and Technology -

    Links to a wide range of science and technology subjects, from how to use an abacus to windows to the universe. From Refdesk.com.
  12. How Many? -

    A Dictionary of Units of Measurement.
  13. Khan Academy -

    Over 3000 videos covering topics in math, science, history, civics, art, and test prep. Also offers over 315 practice exercises, teacher resources, and much more.
  14. Library of Congress Webcasts -

    Subjects cover biography, education, government, religion, science, etc.
  15. MIT World -

    Provides on demand video of significant public events at MIT. Includes more than 800 videos covering a wide range of topics.
  16. National Academies Press Online Books -

    All PDF titles are now available for free download. Topics cover a wide range of subjects, including biographies, sciences, computers & information technology, education, food & nutrition, health & medicine, and much more! Click on a title to see if it is available for a free download, also includes research tools, online videos, podcasts, etc.
  17. National Space Symposium -

    "The 29th National Space Symposium is slated for April 8-11, 2013, at The Broadmoor Hotel in Colorado Springs."
  18. NOVA -

    Science/documentary series on PBS.
  19. Nuclear Facilities -

    Lists all facilities in the United States, search by region or name. Also within this site, find information on nuclear materials, radioactive waste, nuclear safety, and more. From the United States Nuclear Regulatory Commission.
  20. Science Daily -

    View current and archived news stories in all branches of science.
  21. Science Links from Yahoo! -

    Thousands of links to science related websites through Yahoo!
  22. Science of Cooking -

    The science behind food and cooking: recipes, activities, history and culture.
  23. Science.gov -

    Authoritative science information from U.S. Government agencies.
  24. Scientific American: Education -

    Includes scientific experiments for children and adults, volunteer information for research projects, etc.
  25. Scirius.com -

    The most comprehensive science-specific search engine on the Internet.
  26. Sports Science -

    Discusses the science of baseball, skateboarding, surfing, cycling, hockey and more.
  27. Technology & Everyday Science Guide -

    From How Stuff Works - learn about the science of commonly used objects, computers and electronics.
  28. TEDTalks -

    Free videos of talks and performances at TED conferences, covering a wide range of topics.
  29. U.S. Government Photos and Images -

    Photos and images sorted into the following topics: defense and international relations, environment, energy, and agriculture, general government, health and nutrition, history, arts & culture, money and taxes, public safety and law, and science and technology.
  30. WorldWideScience.org -

    Global science gateway connecting you to national and international scientific databases and portals.
  31. YouTube EDU -

    Videos and channels from YouTube college and university partners, including Dartmouth, Stanford, USC, and MIT.