Biogas and anaerobic digestion made number one in HowStuffWorks' list of wacky alternative energy, and poop-to-energy biogas projects have proven popular on Discovery News too. From biogas in Haitian ...

There is no wrong way to build a first biogas digester, so long as it results in the unforgettable experience of seeing the miraculous blue flame of biogas for the first time. Soon afterwards, however ...

Biogas digesters – a simple form of technology that turns waste into fuel – have been around for centuries. But only recently have intrepid urban homesteaders begun adding this nifty piece of ...

A 200-gallon biogas generator in Oregon turns 15 pounds of food waste into cooking fuel daily. As food and yard waste decompose, methane and carbon dioxide are created, inflating the rubber bladder to ...