Last month, a replica World War One plane finally took to the skies above a Royal Air Force station in Scotland. It’s been a ...

During the long course of its existence, development of fighter planes has provided examples of many dead ends and designs ...

The HPU 210 unit combines a thermal engine with an advanced electric motor, claiming ti increase power by 40 percent ...

The HPU 210 hybrid power unit (HPU) combines a thermal engine with an electric motor to provide push-to-climb functionality ...

VoltAero’s new HPU 210 hybrid-electric powertrain could be used by people building their own light aircraft.