Formula Zero?

[dragon]

It would also be designed to use power as efficiently, with the Zero racer designed to generate as much thrust as possible from its electric hub motors, aero-efficient solar skin and high-tech rigid sail.

http://www.telegraph.co.uk/sport/mo...racing-car-of-the-future-unveiled-the-F0.html

 

[roofless]

it seems the f1 is heading for hybrid power & the uk is leading the way with some interesting new ideas http://revver.com/video/870505/flywheel-hybrid-technology/