The engine uses ‘gas turbine technology to generate electricity to power six electric propulsors specially designed to have a low noise profile’ says Rolls.

The VTOL machine could carry four people for 500 miles at up to 250mph.

As it is charged by a gas turbine, the Rolls engine doesn’t need external charging.

Rolls is the latest is a series of initiatives to develop flying taxis: e.g. Ehang of China, Airbus, Mercedes/Bosch, Uber, Google’s Kitty Hawk and BlackFly among others.