Real time tweets are available with the Streaming API. Or you can use the Search API to filter all tweets made on a given day.
~~~ Mohan Arun ~~~ -- Twitter developer documentation and resources: http://dev.twitter.com/doc API updates via Twitter: http://twitter.com/twitterapi Issues/Enhancements Tracker: http://code.google.com/p/twitter-api/issues/list Change your membership to this group: http://groups.google.com/group/twitter-development-talk