Amazing search engines

One will see a number of search engines but ventures which deserve mention are spezify.com which shows search results in form of a collage and leapfish.com. One can check review for Leapfish.com here.
Amazing search engine which answers queries intelligentl and one can psot the question to this search engine >Try Below link
Enter your question or calculation,and Wolfram|Alpha uses its built-in algorithms and a growing collection of data to compute the answer