The quest for alternative fuel sources has captivated the automotive industry, and Toyota's recent patent for a water-cooled hydrogen combustion engine throws open a new chapter in this dynamic ...

Mazda isn't the only company working hard to make hydrogen-fueled combustion engines a reality. A new patent from Hyundai, discovered by CarBuzz, is also for a hydrogen-burning engine, but this one ...

Cummins wants the turbo-hydrogen engine to replace the turbodiesel in the trucking industry—at least in Europe. The brand developed a turbocharger called H2 ICE specifically for engines that burn ...

Toyota, Subaru, and Mazda on Tuesday announced a joint effort to improve efficiency and reduce emissions from internal-combustion engines. The development effort will take a number of different ...