The National Library of Australia have launched a new Discovery service prototype.
The release http://www.nla.gov.au/news/story.php?id=227 says:
There’s a host of helpful background information on the National Library’s new discovery service.
Before you start to search, check the information under the “About” link on the top right of the home page.
You can send comments about the prototype to the Library’s development team through the “Feedback” box on the home page.
Go to the prototype at: http://sbdsproto.nla.gov.au/