“Online search is now a multi-billion dollar industry, with Google alone grossing over $3.5 billion in profits last year. It’s no wonder why so many newcomers are hopping on the search bandwagon, hoping to become the next Google. And those new search engines that may stand the best chance to become the next Google all share one common element — the use of Web 2.0 technology that they hope will increase search result relevance.Mashups and Tagging
“Many of the new search engines use the modular functionality of Web 2.0: mash together several services and add new features….
#5. Whonu is arguably one of the very first semantic Web search engines available. It offers over 300 search sources and a smart interface that contextualizes what you enter. For example, enter a US ZIP code and whonu presents a set of links to geocode tools including maps, weather maps, and even public events in Google Calendar. There are so many features that the demo screencast video is 26 minutes long. Information is double partitioned by file type and source. The variety of options might be a bit intimidating, but for power research, whonu looks like one of the most promising search tools available, with an effort made to present structured meaning. Killer feature — saved query history using a row of dots.
# 18.Like is a “visual shopping” engine that starts off with images of products. Click on an image to get an array of related product images. Use the interface to select a focus area of one image to find similar products by shape or color – say similar sunglasses. Like also lets you filter brands and price ranges. It’s one of the more sophisticated ways to do affiliate marketing. Of course, while you don’t have to enter any text at all to surf’n’shop, the option is there as well.
19. Pixsy is a visual search engine for pictures or videos selected from several sources including Buzznet, flickr, iStockphoto, Fotolia, YouTube, and others. Clicking on an image takes you to the source page. For stock photo sites, this might provide copyright and license details. A handy tool for online publishers looking for suitable images to reprint”….. <More>