Quintura is a visual search engine. It extracts keywords from search results and builds a word cloud. By clicking words in the cloud, you refine your query.
EPRI provides energy industry expertise, scientific research, and technical solutions to help you build competitive advantage, address environmental issues, and satisfy your energy customers' needs.
Athenus - The Engineering and Science Search Engine is a search engine which focuses upon sites whose content is primarily engineering and science related. It indexes the web, publications and news sites as well as maintaining a directory of relevant w...
Portail d'entrée vers l'ODP francophone Dmoz. Un annuaire humain alimenté et géré par des éditeurs bénévoles, un contenu axé sur la qualité et la pertinence des liens plutôt que sur la quantité. Données libres moyennant respect des conditio...