The Boeing 747 Jumbo stands out for being the most popular quad-engined commercial passenger jet to exist. It also boasted the longest production run of any commercial jet in its class. But why was it ...

Four-engine airplanes like the Boeing 747 and Airbus A380 were once essential for long-haul travel. At the time, engines weren't powerful or reliable enough to handle long-haul flights, which made ...

The power of modern aircraft is staggering, and these incredible machines grow ever more powerful. When the Heinkel He 178, ...

The world's first four-engined all- electric aircraft made its maiden flight today. The Cri-Cri, jointly developed by EADS Innovation Works, Aero Composites Saintonge and the Green Cri-Cri Association ...

From the 1970s through the 1990s, tri-jets were a common sight in our skies. Aircraft with three jet engines were capable of transoceanic flights and more fuel-efficient than four-engine aircraft like ...

Lufthansa slashes Airbus A340 flights to the US by nearly half this winter as the aging quadjet faces replacement by more ...