If you are a programmer /developer who often shuffles between writing code in multiple languages, check this search engine for all programming related documentation.
This search engine returns only family-safe search results from the internet and it would also prevent children from searching the Internet using any adult queries.
If you have a pile of documents, PDF files and presentations stored in your Google Docs account that you want to world to find via search engines, here's a workaround.
Looks like Cuil search is having some serious issues. MIT Technology Review suggested that Cuil is trying to stage a comeback but these screenshots prove otherwise.
Spezify is a new visual search engine that aggregates search results from multiples sources include Yahoo, Flickr, Twitter, Wikipedia, Amazon, eBay, etc. and then arranges all these results in a large beautiful collage.
Docjax is a document search engine that will help you find Word Documents, Excel Spreadsheets, PowerPoint presentations or PDF books without having to learn the complex search syntax of Google.