Ducted fans have emerged as a promising propulsion solution for modern Unmanned Aerial Vehicles (UAVs), particularly in applications that demand high safety, efficiency and low noise levels. Enclosing ...

A new study reveals how noise is generated and propagated from these engines, technically known as boundary layer ingesting (BLI) ducted fans. The mystery of how futuristic aircraft embedded engines, ...

A Denver-based start-up has raised $10 million in equity “crowdfunding” to help develop a ducted-fan powered, fixed-wing business aircraft called the TriFan 600. XTI began a crowdfunding campaign on ...

Urban Aeronautics has completed initial windtunnel tests of a newly disclosed 250kt (465km/h)-capable cargo variant of its Mule ducted-fan unmanned air vehicle. Powered by a 1,600shp (1,1190kW)-class ...

Developed in the 1970s by German company RFB, the Fantrainer was designed as a cost-effective advanced pilot trainer to address the high fuel costs of jet training and the dissimilar handling of ...

Whisper Aero, a Tennessee start-up, spent the last two years developing a propulsion system that it says is quieter and more efficient than any other. Now it has finally revealed part of its secret: ...

The Israeli developed AirMule, an unmanned VTOL (Vertical Takeoff and Landing) aircraft from Urban Aeronautics has successfully carried out take-offs, flights to and from a specified location and RTLs ...

The mystery of how futuristic aircraft embedded engines, featuring an energy-conserving arrangement, make noise has been solved by researchers at the University of Bristol. The study, published today ...