In 1673, Christian Huygens invented the first engine. It was designed to pump water from the Seine River to King Louis XIV's Palace of Versailles. Built with an open combustion chamber, it consumed ...

Cold fusion, despite probably being impossible, is a good idea. Take a process known to create a meaningful amount of power and remove the harmful byproducts (like explosions), and you've got a winner ...

The alleged experts claim that the engine Nicolaus Otto invented in 1876 is running out of gas. They're wrong. The beauty of Otto's internal-combustion gasoline engine was its unmatched developmental ...

Rotary engines differ from conventional ones in many respects — and one of them is the fact that they use two different spark ...

• New diesel-emissions regulations for off-road equipment took effect in January. • All engine manufacturers are tuning incylinder combustion to minimize emissions. • Where exhaust aftertreatment is ...