Developing new technologies to maximize fuel economy, the French carmaker shows how it can make its standard C4 Cactus model achieve over 100 mpg.
By reducing energy use in its hybrid cars' power control units, Toyota claims it can increase fuel economy by 10 percent.
Brian Cooley explains Hypermiling and how to get better MPG from the car you already own.
The 2015 Hyundai Sonata Limited, see if your car is on the big airbag recall list and how to Hypermile -- big MPG gains without buying a new car.
We look at the 2015 Hyundai Sonata Limited, see if your car is on the big airbag recall list and check out how to Hypermile -- big MPG gains without buying a new car.
Mercedes-Benz took advantage of the SEMA aftermarket automotive show to introduce its new Metris van to the US, a model it will launch in North America as a production vehicle next year.
Green Car Journal announced its finalists for the Green Car of the Year award it gives out every year at the Los Angeles Auto Show.
VW's XL1 was a 261 mpg hyper-efficient beast, but for the Paris Motor Show, VW is giving it a power boost to create this, the 168 mph XL Sport concept.
The seasons are changing and so too is the new Audi TT. It's a roadster edition on display at the 2014 Paris Auto Show, and it's already available for order.
After an EPA loophole granted the hybrid inflated economy estimates, Ford is voluntarily reducing the 2013 C-Max's claimed mpg and offering cash to keep owners happy.