anything about alternative fuel sources?



i need some reliable websites about hydrogen fuel cells, solar powered cars, electric cars, ethanol, or any other crazy alternative fuel vehicles, etc. and how the stuff works. its for a stupid annotated bibliography that needs FIFTEEN friggin sources.

especially electric and solar

anyhelp?? or even just some general info off the topof your head would work too.. =]
i need information about cars. i am not so interested in a how-to book about houses.. i need info strictly about vehicles