The Energy Department “lacks statutory authority” to apply a multiplying factor that boosted the miles per gallon equivalent for electric vehicles, the ruling said. The 8th U.S. Circuit Court of ...

Massive real-world analysis reveals why PHEV fuel consumption is far higher than expected ...

The next time you pull into a gas station, you might think fuel efficiency is just about the size of your engine or how fast you drive. The reality is far more complex and fascinating. Modern vehicles ...

Short of haggling for the best possible deal at a dealership, one of the best ways to save money is by choosing a very fuel-efficient vehicle. What makes this even better than any one-time savings is ...