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U.S. Gas Is Too Dirty For Our Best Engines, Mercedes-Benz Says

U.S. Gas Is Too Dirty For Our Best Engines, Mercedes-Benz Says

We rarely think about what's in our gasoline when we fill the tank, but carmakers have to. Mercedes-Benz has just launched a new direct-injected 3.5-liter V-6 engine in its 2012 SLK model, with an innovative "lean burn" mode that will also be used on a smaller four-cylinder engine. The "Stratified"... read more

March 18, 2011 by  - 3
 
Barack Obama

Obama Sticks With 1 Million Plug-Ins by 2015, Cuts Oil Sweetheart Deals

His party may be under increasing pressure from the Tea Party movement as it fights conservative attempts to stifle everything from healthcare reform to government spending... read more January 26, 2011 by  10


 
Corn Ethanol Pump

EPA To Approve E15 Gasoline Blend For 2001-2006 Vehicles Too

Following its October approval of E15 gasoline for 2007 or newer cars, the U.S. Environmental Protection Agency is to announce today that it will expand the approval to cars... read more January 21, 2011 by  1


 
John Hofmeister, ex-president of Shell Oil, June 2010 (miscaptioned as 'Jeff')

What Would You Do Differently If Gas Hit $5 A Gallon In 2012?

This video clip, now six months old, has been making the rounds yesterday and today. Still, it's worth pondering. What would you do if gasoline rose to $5 a gallon in two... read more December 30, 2010 by  8


 
diesel and AdBlue fillers in Audi Q7 TDI

Green Advice: You Filled A Diesel Car With Gasoline; Now What?

Unless you're Argonne Laboratories, putting gasoline into a diesel fueled car is a bad problem. Maybe it was brain fade. Perhaps you rented or borrowed an unfamiliar car. Or... read more December 29, 2010 by  3


 
Gas pump

U.S. Gasoline Usage Peaked In 2006, Will Plummet In Future

Even if you may not have heard of the Peak Oil theory, everyone knows that we'll continue to use more and more gasoline in years to come. Right? Well, errrrr, no. Maybe not... read more December 21, 2010 by  11


 
Renault Fluence EZ concept, 2009 Frankfurt Auto Show

EV Vs Gas Vs Diesel: Breaking Down The Costs

Thanks to the limited availability of electric cars on the market thus far and lack of parity between EV models and their gasoline or diesel counterparts, comparing the... read more November 10, 2010 by  11


 
Gas pump

Gasoline Engines Will Be With Us For Many Decades Yet, Really

We write a lot about electric cars here, and we cover clean diesels and efficient gasoline cars. But it's probably time for a little reality check. Gasoline engines are going... read more November 9, 2010 by  7


 
Corn Ethanol Pump

More Ethanol In Gasoline: 'Minimal Risk' To Old Cars, Study Says

We've written before about just how worried automakers are at proposals by the U.S. Environmental Protection Agency to increase the ethanol content of pump gasoline from 10... read more September 15, 2010 by  5


 
Map of world gas prices

Gas Prices: You Could Pay $10 A Gallon. Or Just 6 Cents. Why?

What did you pay for gasoline the last time you filled up? If you're in the U.S., probably about $2.70 per gallon. But you may wish you were in Caracas, Venezuela, where... read more September 7, 2010 by  2


 
Erwin Wurm's Fat Car

Bigger Cars, Fatter Passengers: The Fuel Cost of Obesity

America loves to complain about gas mileage and the cost of gasoline.  As it turns out, part of the problem is us. A study by the Centers for Disease Control and Prevention... read more August 12, 2010 by  2


 
2011 Coda Sedan prototype - side

Coda's Electric-Vehicle Cost Calculator: What Can You Save?

Have you ever wondered how much money you'd save by switching from a gasoline car to an electric vehicle? If you're not too hot at math (join the club), it can be a confusing... read more July 12, 2010 by  13


 
Mitsubishi i-MiEV electric car at quick charging station

U.S. Buyers Save Less Using EVs (But It's Not About Payback)

Auto industry analysts get paid to issue reports, and most of them are vastly better at data analysis and number crunching than we'll ever be. That doesn't mean, however... read more July 10, 2010 by  11


 
Gas pump

Green Driving Tips To Improve Your Gas Mileage This Summer

While the July Fourth holiday weekend has ended, many Americans still have a hefty amount of summer travel ahead.   With gas prices slowly inching toward $3 a gallon, many... read more July 8, 2010 by  3


 
gas pump

Math Is Hard: MPG Still Stupid, National Research Council Agrees

More than a year ago, we wrote an article pointing out the flaws in the U.S. practice of measuring a car's gasoline use with the familiar miles-per-gallon (MPG) measure. Now... read more July 7, 2010 by  8


 
2010 Toyota Prius

How Many Million Priuses Would Offset the Gulf Oil Spill?

One million gallons a day is a lot of oil. According to estimates late last week, that could be the daily rate of oil escaping from the Deepwater Horizon well in the Gulf of... read more June 14, 2010 by  1


 
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