- Bing brings five times more of your friends' Facebook to search Following on from Facebook's Graph Search announcement Tuesday, Microsoft has given its second-rate search engine, Bing, a social update with "five times more of your friends' Facebook" displayed alongside normal web results.
- Wolfram Alpha comes alive with new Computable Document Format Computational knowledge search engine Wolfram Alpha has announced that their recently introduced Computable Document Format (CDF) has been integrated with their web-based service. The new format allows results to be interactively manipulated by various parameter controls right within the browser.
- Google remains dominant leader over US search market Google remains the dominant search market share leader with 65.4% of all explicit searches in the US in February 2011, according to comScore qSearch analysis. Yahoo! came in second with 16.1% market share, Bing at 13.6%, Ask at 3.2%, and AOL at 1.7%. Explicit searches are those that reflect specific user intent to interact with the search results.
- Social search with Irish start-up HeyStaks HeyStaks, a University College Dublin (UCD) web start-up that allows people searching the web to collaborate with friends as they search online in a bid to increase productivity, have opened their service to the public.
- Alternative search engine Cuil shuts down after two years Alternative search engine Cuil has shut down permanently after a little over two years in operation.