There are two basic approaches to using hydrogen in vehicles: the proton exchange membrane (PEM, also called polymer electrolyte membrane) fuel cell and the classic internal combustion engine (ICE).

Airbus' postponement of a zero-emission hydrogen-powered commercial aircaft will send a chill through decarbonization efforts of an aviation industry already struggling to keep its net-zero 2050 ...

Enter Toyota, a pioneer in hybrid technology, with its patent-pending water-cooled hydrogen combustion engine. This ...