Excite is the leading personalization Web portal, featuring world-class search, content and functionality. From financial portfolios to sports scores, local weather forecasts to movie listings, Excite gathers what matters most to you every day. It's like your very own online personal assistant.
Google Scholar --https://scholar.google.com/
Google Scholar provides a simple way to broadly search for scholarly literature. From one place, you can search across many disciplines and sources: articles, theses, books, abstracts and court opinions, from academic publishers, professional societies, online repositories, universities and other web sites