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How Fuel Cells Work (3:18)
Fuel cells may soon generate electrical power for all sorts of devices we use every day. Learn more about fuel cells in this video from HowStuffWorks.
Discoveries: Compressed Air Car (2:48)
Would you believe there's a new car that runs on air? Learn more about breathing easy in your auto in this video.
Invention Nation: Vegetable-Oil Engine (3:29)
Watch as this van is converted to a vegetable-oil burning machine. Learn more about alternative fuel in this video.
Hydrogen Fuel Advance (1:16)
Scientists have found a way to jolt bacteria into producing clean-burning hydrogen.
Turning Food Scraps into Clean, Renewable Biogas (1:49)
Watch this video about biogas on HowStuffWorks. UC Davis and Onsite Power Systems partnered to build technology that turns food scraps, yard trimmings and other solid waste into clean, renewable energy, called Biogas. After a 5-10 day processing... More »


