You can now quickly hone your research results list to the documents you need and then share them via social networking sites using the new features at WorldWideScience.org. This free online science gateway to global databases now offers clustering of results by publication and author, as well as by topic and date. This enhancement allows you to quickly narrow a results list from the databases ...
Using a quick share tool, you can add your results to social networking sites to discuss and share with friends and colleagues. In addition, you can easily bookmark your search topic as well as set up weekly alerts.
WorldWideScience.org has been upgraded for increased speed and improved relevance ranking. WorldWideScience.org searches more than 375 million pages of research information in real time via a single query. ...
The open access movement:
Putting peer-reviewed scientific and scholarly literature
on the internet. Making it available free of charge and
free of most copyright and licensing restrictions.
Removing the barriers to serious research.
I recommend the OA tracking project (OATP) as the best way to stay on top of new OA developments. You can read the OATP feed on a blog-like web page or subscribe to it by RSS, email, or Twitter. You can also help build the feed by tagging new developments you encounter.