Topic: Oliver Kuttner
Fuel-efficient vehicles are focus of X Prize. One winner is an ultralight car that gets 102 miles per gallon.
09/19/2010 12:46 pm
Fuel efficiency of up to 100 miles per gallon is the goal of Progressive Insurance's 'X Prize' competition and a group from Virginia has made a good showing.
07/12/2010 12:29 pm