CNN's Technology section has a nice albeit breezy article about the emergence of news aggregators, aka feed readers, aka news readers, aka RSS readers.
If you happen to be one of the people who have yet to experience the wonders of RSS, and you have single obsessive news consumption vein in your body, do yourself a favor and check out the article, then download the referenced software. It is indeed a major overhaul of how you interact with the web, and 2004 will be known to coming generations as the year RSS broke through into the mainstream.
Over here at The Core Dump, NetNewsWire Lite reigns supreme as the weapon of choice for scouring feeds.