It contains a number of links to Physiology Departments around the world. The Nobel Prize committee has a web site where they put out press releases on recent winners. Check back soon. The US National Academy of Sciences has a site that includes a listing of its members. You can get the contents, abstracts, and full text of articles from PNAS and other academy books and publications from the Publications button at the top of the page.
Many companies have their catalog online.
Some contain more information than their paper catalog. An example is the Fisher Catalog. You can look in their chemical catalog for any chemical they sell. You can get ordering information, and the safety sheet with the chemical properties. Other companies, like Gibco, Promega, Beckman, and the American Type Culture Collection also have pages with information useful for research.