Leaving out conventional hydrogen in a context of energy transition is difficult, but there is a water engine that has succeeded (at least partially). It breaks power records. The car with two H ...

Harley-Davidson isn't the oldest American marque – that distinction goes to Hendee/Indian – but it's the only one that has ...

While hydrogen fuel cell vehicles appeared poised to challenge hybrid and battery-powered electric vehicles as another green alternative to gas, the revolution never happened. Similar to EVs ...

A new hypersonic engine developed in China could revolutionize air travel by reducing long-haul flight times to mere minutes. Capable of reaching Mach 16—approximately 20,000 km/h (12,250 mph)—this ...