Technology
Association for Computing Machinery
The Association for Computing Machinery connects computing researchers and professionals. Its website includes publications, educational resources and information ab...
Directory category
Reference
Explore websites and online resources about Reference. Browse relevant businesses, services, guides, communities, and information organized in the einternetindex.com directory.
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Websites in Reference
Technology
IEEE
IEEE provides professional and educational resources in engineering and technology. Visitors can explore publications, standards activities and information about tec...
Engineering
American Society of Civil Engineers
The American Society of Civil Engineers provides information for civil engineering professionals. Its website includes publications, learning opportunities and infra...
Dictionaries
Dictionary.com
Dictionary.com provides English definitions and language resources. Visitors can look up words and explore articles about vocabulary and word usage.
Dictionaries
Merriam-Webster
Merriam-Webster provides English dictionary and thesaurus resources. Visitors can look up definitions and explore word histories, usage guidance and language activit...
Biology
Tree of Life Web Project
The Tree of Life Web Project provides reference material about organism groups and their evolutionary relationships. Visitors can explore biological classification a...
Biology
iNaturalist
iNaturalist provides a community for recording and discussing observations of nature. Visitors can explore observations and contribute to the identification of plant...
Biology
Catalogue of Life
Catalogue of Life provides a reference catalogue of species names. Visitors can explore taxonomic information and resources about biodiversity data.
Biology
Biodiversity Heritage Library
The Biodiversity Heritage Library provides digitized biodiversity literature and archives. Researchers and readers can explore historical publications about the natu...
Biology
Encyclopedia of Life
The Encyclopedia of Life brings together information about living organisms. Visitors can explore species information and educational resources about biodiversity.
Space
Space Telescope Science Institute
The Space Telescope Science Institute provides information about astronomical research and space telescope operations. Visitors can explore science resources, missio...
Space
The Planetary Society
The Planetary Society provides resources about space exploration. Its website includes mission coverage, educational articles and opportunities to take part in space...
Space
European Space Agency
The European Space Agency provides information about its space activities. Visitors can explore missions, scientific discoveries and educational resources.
Engineering
Institution of Mechanical Engineers
The Institution of Mechanical Engineers supports mechanical engineering professionals. Its website includes professional development resources, technical information...
Engineering
Engineering.com
Engineering.com publishes articles and resources about engineering and technology. Readers can explore product development, design tools and industry developments.
Engineering
Institution of Engineering and Technology
The Institution of Engineering and Technology provides resources for engineers and technologists. Visitors can explore professional development, publications and tec...