SharePoint 2010 Search

Search in SharePoint 2010 retains the same name as in SharePoint 2007. The following are the new features added to Search in SharePoint 2010.

Feature	Description
Search Refinement panel	Search results are provided with Refinement panels which provide category based groups to drill down further on the search results. Eg: Group By - Author, File Type, Date History
Improved Scalability	Based on FAST Search technology, improved performance and scalability when compared to previous versions.
Search Suggestions	While the user types a keyword, Autocomplete suggestions like Google will be displayed.
People search	Enable searching people by name, job, skills etc
Ranking & Relevance	Search results provide ranking based on popularity and relevance details based on Metadata information.
Search External Data	Search can fetch data from external sources using Business Connectivity Services (BCS).

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