An online index to physical, chemical and other property data . Reference books containing pertinent data are listed including their LC call number. An interesting site designed for young students who may be curious about the engineering profession . Might be useful for the freshman that has not yet decided on a major. Full text of several engineering journals .
Many topics have links to other sites that provide in depth information.
There is a search engine for the site. MadSci Library is an excellent starting point for exploring science resources on the web. This site, How Stuff Works , explains technologies and science, everything as diverse a root beer to fiber optics. You can submit a question and have a knowledgeable scientist answer. This is an interesting site for any curious person.