Can we use vegetable oil as fuel in our cars and in electrical generators? The short answer is yes. The longer answer is, well, yes, with a good number of qualifications. First of all, all biofuels are essentially vegetable oil before they are refined into ethanol, biodiesel, or the class of biofue...

Instead of house-training puppies or wrapping fish, powering your car may be the next use for that Sunday paper. It seems scientists at Tulane University have discovered a new bacterial strain that will turn the cellulose in old newspapers into butanol. The research team, led by Tulane molecular bi...

When is number two really number one? When it fuels a custom motorcycle. I don't think you'll be seeing this on American Chopper anytime soon, but perhaps it's time for a new breed of bikes. Such as a talking poopcycle. Leave it to the Japanese to create a motorbike fueled by feces. And if that [.....

This model village in Malaysia uses environmental sustainability to aide impoverished residents.

A special blanket in development could turn piles of plant waste into useful energy.

A lot of gold, silver and bronze is being passed around at the Olympics, but behind the scenes, it's all green.

Upgraded microbial fuel cells turn waste into energy without the harmful environmental effects.

Calculating how long global supply will hold out is trickier than it seems.