Home mechanics have been pouring vegetable oil into engines for years, sometimes in the fuel tank, sometimes straight into the crankcase, and often with a camera rolling. The appeal is obvious: a ...

Most Cummins engines run fine on biodiesel, but can they take the next step and run on vegetable oil? Here's a quick ...

This August, Boise State University's student club Greenspeed will use vegetable oil in hope of breaking the existing 215-mph world land speed record for all vehicles in the diesel truck ...