Digg is a social bookmarking site which you can post your most popular stories and it will be dig by other people around the web. It was unusual to see a site which is similar to the function of Digg. Already many users make use of Digg but Yahoo now enters into Social bookmarking site as Yahoo Buzz.

What best about Yahoo Buzz is?
The Buzz can be of anything such as a great story, extraordinary things, funny videos or your fantastic blog that shouldn’t missed. Yahoo Buzz will work as instead of editors the people will determine you the top-rated buzz.

How Yahoo Buzz work?
The Yahoo Buzz is based on rank (i.e) a story which gets the highest Buzz score will be ranked highly. Then the score is derived from the popularity of search with the number of times the story is mailed from Buzz and at last the number of votes a story receives.
Those stories which get the highest scores may be published on Yahoo home page and millions will see on Yahoo.

Most of the time it remains the site digg but you can email your favorite stories with your friends. Instead of digging it works as buzz up. Whether Yahoo Buzz kills Digg?