Biodiesel isn't some experimental, high-tech fuel. It's already here, widely used, and made from everyday materials like vegetable oils, animal fats, and recycled cooking grease. Chemically speaking, ...

If you drive a diesel car or truck, you've probably bumped into the term biodiesel. Like most owners, you probably first saw the term biodiesel on the pump (as a mix for ultra-low-sulfur diesel) – and ...

The demand for alternative fuels has never been higher. As the search for sustainable fuels continues to ramp up, one question that often comes up is whether Cummins diesel engines can truly run on ...

That on-the-fly adjustment is why demonstrations of the RevForce engine show it running on compressed natural gas, switching on the fly to burning hydrogen, and on to other fuels. Alpha-Otto has ...