Check out the latest UCS site: hybridcenter.org
It’s a hype- and BS-free, manufacturer-agnostic information source for hybrid buyers. There are a couple neat interactive features, such as the Buyer’s Guide, which calculates your gas and C02 savings based on your driving habits.
The Drivetrain Animation is remarkably similar to the “Energy Monitor” display to the 2004 Prius (which I described in my review).
The state-by-state hybrid incentive database is great to see. Even some of the red states have hybrid incentives.