Computer services, namely, providing a search engine based on natural language queries on a global computer network; computer services, namely, providing online non-downloadable software interfaces available over a network in order to create an on-line information service; extraction and retrieval of information and data mining by means of processing a corpus of scientific research materials; creating indexes of information, indexes of resources for scientific research and discovery, and indexes of other information sources in connection with global computer networks; providing information in the fields of scientific experimentation and scientific research from searchable indexes and databases of information, including text, electronic documents, databases, graphics and audio visual information, by means of global computer information networks