All the popular links that are on Twitter can be found from one location. The location? They call it Tweetmeme
Tweetmeme is a service which aggregates all the popular links on twitter to determine which links are popular. Tweetmeme is able to categorize these links into categories and subcategories, making it easy to filter out the noise to find what your intrested in.
Tweetmeme was built by a small web company called fav.or.it who are passionate about twitter, social media and a whole lot more. You can read about what the team are up to on their blog and also choose what music they listen to via spotify