10/28/2008 01:00 am
Ethanol producers, backed by major investors, say a wide range of materials soon could power your car.
08/28/2008 01:00 am
It became too common to be trendy – and lost its appeal.
07/30/2008 01:00 am
High gas prices and politics push companies toward the ‘holy grail’ of biofuel: cellulosic ethanol.
06/04/2008 01:00 am
Her viability is at risk if she doesn't, analysts say.
04/22/2008 01:00 am