Try different search engines for a non-Google search experience.

Infotopia - custom search engine that uses various filters to produce clearer results

Sweetsearch - searches only credible Web sites approved by Internet research experts     

OEDB research Beyond Google: 119 Authoritative, Invisible, and Comprehensive Resources  

DuckDuckGo

StartPage

ACADEMIC & SCHOLARLY SEARCH ENGINES

https://scholar.google.com  - for Google scholarly research 

http://www.base-search.net - BASE is a search engine especially for academic open access web resources

http://www.refseek.com - comprehensive subject coverage without information overload of a general search engine: increases the visibility of academic information

http://academic.research.microsoft.com - covers more than 48 million publications: large collection of data  allows users to create several innovative ways to visualize and explore academic papers, authors, conferences, and journals.

- Social Studies
- Statistical & Population  
- Science and Medicine

- Literature & Composition
- Mathematics
- Government