A biofuel cell implanted in your arm could use oxygen and sugar to generate electricity.
Irrigating biofuel crops on a grand scale would be disastrous.
The tiny device uses the air we breathe and the food we eat to create almost enough electricity to run a pacemaker.
Old computer parts serve as a reservoir to cultivate algae, which can be harvested and used to produce biodiesel.
The same technology used to image fetuses in the womb could lower the cost of biofuels.
The U.S. military has a history of giving the world transformational technology -- and they're at it again.
A small, invasive weed could boost production of food and biofuels around the globe.