Mode 2 introduces turbojet combustion, propelling the aircraft past the speed of sound while an electric motor powers the compressor to the necessary speeds to feed the engine enough air, rather than ...

There are a lot of different aircraft, and they all use a variety of engines from different engine manufacturers. Two of the ...

Many readers will be familiar with the Dyson Air Multiplier, an ingenious bladeless fan design in which a compressor pushes jets of air from the inside edge of a large ring. This fast-moving air draws ...