SIOUX FALLS, S.D. (AP) — A next-generation biofuels company says it's suspending plans to produce isobutanol from corn at its Minnesota plant and will instead make ethanol in the near term while it ...

Minnesota's newest biofuel wants a place at the pump. It's called isobutanol, and like ethanol it is made from corn and can be mixed with gasoline as a motor fuel. But the state's fuel-blending law ...

SIOUX FALLS, S.D. -- Ethanol might reign as the king of biofuels, but several companies are betting a close cousin may overcome some of its shortcomings. Butanol has traditionally been used as paint ...

Halloween may be a week away, but the ethanol industry is hearing footsteps already. The American Society for Testing and Materials, or ASTM, recently established ASTM D7862, which defines performance ...

SIOUX FALLS (AP) -- Ethanol might reign as the king of biofuels, but several companies are betting that a close cousin may overcome some of its shortcomings. Butanol has traditionally been used as ...