An influential Defense Department advisory board has recommended the Air Force consider a range of alternative fuels to power its aircraft, a move that could make the massive air fleet more efficient and reduce dependence on foreign sources of oil. The service has "the ability to catalyze large-scale transition to alternative fuels," the Air Force Scientific Advisory Board has recommended in a new study titled "Technology Options for Improved Air Vehicle Fuel Efficiency." The panel, in a "quick look" study...
