Google Blog Search announced the addition of a few features. The most noticeable changes are to the Google Blog Search home page, where Google now shows the top hot queries and the latest blog posts from popular blogs.
Here is a picture showing those two new sections:
Another feature that was released was the ability to subscribe to RSS and Atom feeds. Simply click on the links under "Subscribe" in the left-hand column of the Blog Search front page to subscribe to any topic or story in any feed reader.
Clearly the hot queries box will become a target for spammers and/or marketers, just like the Twitter trends box is. In fact, the Google Trends page has been hit by spammers in the past, at least a few times.
Forum discussion at WebmasterWorld.