Technorati's Niall Kennedy has posted about their experimental server called Technorati Kitchen:

"an area where we can post projects we have been working on that we do not feel are ready for integration on the main site. The first project available in the Technorati Kitchen is Explore a way to discover the most popular recent blog posts around a specific topic of interest. You can use Explore to see emerging trends in the areas you care about or just catch up with the top stories of the day in a few minutes."

I went and checked out Explore (lots of potential btw), but noticed a monopoly at play - nothing sinister, just Michael Arrington (of TechCrunch) totally dominating the scene: