• The National Academies
    The National Academy of Sciences, National Academy of Engineering, Institute of Medicine, and National Research Council (NRC) cooperate to provide a Web site that incorporates up-to-date information for the public about the broad range of science, technology, and health policy issues within their mandates. A sophisticated search engine displays results with hits organized into organizational categories. Full-text online journals are included.

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  • Animal Diversity Web
    This site features information about animal classification, natural history, distribution, and conservation biology. Many members of kingdom animalia are profiled, including mammals, birds, amphibians, reptiles, sharks, bony fish, mollusks, arthropods, and echinoderms. Animal Diversity Web is an online encyclopedia, a science learning tool, and a virtual museum. The site is searchable.

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Biology & Botany

  • National PLANTS Database
    Rated "Best Feds on the web" by, this comprehensive site is a single source of standardized information about plants. This database focuses on vascular plants, mosses, liverworts, hornworts, and lichens of the U.S. and its territories. One of the best features of this site is the collection of Plant Guides. The plant guide for Siberian Wheatgrass is 4 pages long, and includes information on management, seed production, cultivars, and an extensive list of references.

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Earth Sciences

  • The Tornado Project Online
    You say you want to know about every tornado that has ocurred in Ohio since 1950? If you're seeking serious tornado information, then this website is where you need to be. You'll be blown away by all the information they have, for kids and adults. And talk about a wealth of information: tornado history (for all 50 states, mind you), oddities, myths, stories and the wonderful Fujita Scale, are all to be found here. Easy to navigate and guaranteed fun.

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Ecology & Conversion

  • EnviroLink The Online Environmental Network
    EnviroLink claims to be "the largest online environmental information resource on the planet," and is packed with information on subjects like environmental activism, education, and publications. Rated as a "premier place to begin" researching environmental topics, this comprehensive site is produced by a nonprofit organization, and provides a detailed list of links to many environmental organizations by subject category.

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