Fuel Efficiency

Governor Jerry Brown proposed an ambitious goal to cut fuel consumption over the next 15 years.

A video explaining the meaning of MPGe.

Ford applies for a trademark on the "EcoBeast" name, and obvious offshoot of its efficient EcoBoost line.

The 2015 Mitsubishi Mirage earned four- and five-star ratings in government crash tests.

The 2015 Chrysler 200 mid-size sedan is a good-looking, comfortable, and modern entry in a very competitive segment of the car market. Part of the Fiat-led product renaissance at Chrysler, it replaces the grim, dated previous 200 derived from the old Sebring and largely relegated to car-rental...

An advocacy group charts improvements in car efficiency.

We published roughly 1,800 stories on Green Car Reports this year, covering everything from fuel economy (it's rising) to electric cars (there are more on sale than ever). Every news site strives for 100-percent accuracy, but very few reach that mark. That's why there are Retractions sections in...

Gas prices have fallen 40 percent in a year. Sales of SUVs and crossover utility vehicles are up, while hybrid sales are flat or falling. And a midterm review is coming up, giving auto companies a chance to argue that the corporate average fuel economy rules that stretch out to 2025 need to be...

If politics is the art of successful compromise--defined as outcomes that make all parties equally unhappy--then the recent budget extension bill offers something for everyone. It extended the tax credits for electric-car charging stations and natural-gas-vehicle refueling stations, which should...

Efficiency is a many-splendored thing, and cutting vehicle weight has multiple beneficial effects. A lighter car requires less energy to move, meaning engine output can be lower. This, in turn, requires smaller, lighter powertrain components--which require less-beefy suspensions, further reducing...

Ford's CEO says the company is on track to meet U.S. fuel-economy standards.

A cost-of-ownership survey finds 11 diesel models that will save owners money.

The U.S. market is about to see a wave of new small utility vehicles, adding new subcompact SUV models below the hugely popular compact crossover utility segment. The 2015 Chevrolet Trax, which goes on sale next month, is one of those--and it'll be joined this year by the Honda HR-V and the Mazda...

Volvo will add a three-cylinder engine to its Drive-E series.

Chrysler is reportedly looking to increase the efficiency of its Pentastar V-6 engine.

The European Union's CleanSky 2 program aims to reduce aircraft emissions.

Your mileage may vary, as the saying goes. But it turns out that real-world fuel efficiency in European cars varies considerably more from official ratings than in the U.S. And some car brands are so far off from their ratings that a buyer may only get two-thirds of the published fuel efficiency...

The Wards Auto Fuel Economy Index recorded a decrease in new-car average fuel economy in November compared to the same time last year.

a standard backup camera is the only major change to the Scion xB for 2015.

The 2015 Ford Mustang not only includes V-6 and V-8 models, per longstanding tradition, but also a new turbocharged four-cylinder EcoBoost version. Now, the first four-cylinder Mustang in more than 20 years is being recalled to inspect and fix a possible issue with its fuel system. DON'T MISS: 2015...