These so-called flex-fuel vehicles can burn either gasoline or ethanol or almost any mixture of the two.

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As with all Continentals, the GTC and GTC Speed are flex-fuel capable, which means they can run on gasoline, E-85 biofuel, or a mix of the two.

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And while the Court has often been accused over the years of being too timid in asserting its power, there is little doubt when the justices choose to flex their judicial muscle, the results can be far-reaching.

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The car, which can run on either 100% ethanol or flex-fuel, went on sale in November.

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Work-life experts caution that many flex-work programs appear more generous on paper than in practice and can be highly dependent on individual supervisors.

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Most Brazilian cars can run on a mixture of ethanol and petrol, thanks in part to the flex-fuel engine, developed in the country.

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We understand, it's practically impossible to either bike everywhere you need to go or have your General Motors' Flex-Fit rack ready to rock when you're far from home, but the suitcase bike can seemingly tackle both of those issues with ease.

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