Jun 24 2011Save6/24/11Drive 1,300 Miles From Maine To Florida On a Gallon of Gaskelly186Save Imagine being able to drive 1,325 miles on a single gallon of diesel gas. It seems like a dream, but researchers…
Sep 19 2010Save9/19/10Three Teams Split $10 Million Automotive X-PrizeJack Loftus96SaveOf the 136 fuel-efficient vehicles entered into the 2010 Progressive Insurance Automotive X-Prize, three 100 MPG…
Aug 17 2008Save8/17/08DIY XR3 225 MPG Hybrid Car Kit Finally Finished, Hits the Road Soon for $25,000Jack Loftus40SaveWhen we last left gearhead Robert Q. Riley and his three-wheeled DIY 225 MPG XR3 car kit in March 2007, rumor had it…
Apr 11 2006SaveGadgets4/11/06Gadgets4/11/06Next-Gen Prius: 94mpg, 0-60 in Under 10 Seconds?Charlie WhiteSave We know those car manufacturers are fast and footloose with MPG figures, but we had to take notice when we got…