Microsoft Academic Search Microsoft Academic Search Microsoft Academic Search was a research project and academic search engine retired in 2012. It relaunched in 2016 as Microsoft Academic. Microsoft launched a search tool called Windows Live Academic Search in 2006 to directly compete with Google Scholar. It was renamed Live Search Academic after its first year and then discontinued two years later. In 2009, Microsoft Research Asia Group launched a beta tool called Libra in 2009, which was for the purpose of algorithms research in object-level vertical search, data mining, entity linking, and data visualization. Libra was redirected to the MAS service by 2011
TEK search engine search using existing search engines, downloads actual pages, and emails a subset of those pages back to the user. TEK search engine TEK is an email-based search engine developed by the TEK project at the Massachusetts Institute of Technology. The search engine enables users to search the Web using only email. It is intended to be used by people with low internet connectivity (for example, high-priced internet connection and low bandwidth connection in developing countries). TEK stands for "Time Equals Knowledge"; the search engine compensates the searching availability to the time needed for searching. To perform a web search, a