NEW YORK (Reuters) - Switchgrass, a crop touted by venture capitalists and environmentalists alike as a next-generation ethanol feedstock, yields about five times more energy than it takes to grow it, ...

Biologists are one step closer to the goal of making a cheap, widely available plant a source for energy and fuel. Lowland switchgrass ready for harvest. Overton, Texas. Photo Credit: Jason Bonnette ...

GUYMON, Okla. (AP) _ Curtis Raines describes himself as "just a dumb old farmer" who's not afraid to ask an obvious question: Why grow corn for fuel when it could be used to feed hungry people? "That ...