Spy shots of the 2010 Honda Hybrid may have Toyota looking over its shoulder.

Surprise! Not all hybrid cars cut costs equally.

German firm Audi plans a host of new green technology for its range of cars.

BMW intends to use its Mini brand as a test bed for electric drivetrains.

The Eco Elise project promotes a different perspective on "green", one which does not revolve solely around tailpipe CO2.