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Is 40 the New 30 for People and Auto Mileage? Kicking the Tires at the LA Auto Show

Michael Rose | Posted 01.30.2013 | Los Angeles
Michael Rose

Is 40 miles per gallon (mpg) the new 30? Could this be the de facto standard for a new crop of vigorous, green machines that promise to cart our gracefully aging selves around while taking baby sips of fuel or electrons?

5 Technologies That Improve Internal Combustion Engines

TreeHugger.com | Posted 05.25.2011 | Green

5 Fuel-Saving Technologies In the long run, the internal combustion engine (ICE) is on the way out and electric motors are on the way in, but ICEs hav...