UCLA researchers have developed a biofuel using E. Coli bacteria that has more energy density than ethanol and doesn't have to be mixed with gasoline to provide power for a vehicle.
Biofuels Produced from E. Coli Bacteria

Biofuels Produced from E. Coli Bacteria
(via www.greentechgazette.com)
Submitted by greentechgazette on Mon, 2008-01-07 19:23. | Tags: technology | alcohol | bacteria | biofuels | coli | density | e | energy | ethanol | gasoline | octane