Want to search for someone across all social networks?

The solution is to use Social Mention: http://www.socialmention.com This facility searches across all known blogs and social networking facilities.

 

MetaPress search facility

MetaPress claims that it provides content management and end-user access websites for e-content from the world’s leading publishers. You can access 56,633 scholarly publications from leading publishers at the MetaPress reader site. And, you can set up your own personalized account, customize your homepage, and receive email alerts when new content is published.

To see, go to http://www.metapress.com/home/main.mpx

 

Hakia: another interesting search engine

This one extolls you to compare a Hakia search against a Pubmed search. Try it. Go to http://www.hakia.com