not sure if this has been linked here before but the new audi a1 electric car has a wankel engine to generate its power. audi bought nsu many years ago and have decided now to use wankel tech for itself :D
http://www.autoexpress.co.uk/news/autoexpressnews/256921/audi_begins_electric_a1_test.html
looks interesting with 123mpg :InLove