Providing search engines for obtaining information and data, including video and audio, on a global computer network; extraction and retrieval of information and data, including video and audio, by means of a global computer network; creating indexes of information and data, including video and audio, indexes of web sites and indexes of other information and data sources in connection with a global computer network; providing information and data, including video and audio, from searchable indexes and databases of information and data including text, electronic documents, databases, graphics and audio visual information by means of a global computer network
Computer and Scientific