Sagita has built an RC model of its concept. A new helicopter concept with less complex mechanics aims to make aviation safer, simpler, and easier to maintain. Sagita Helicopters in Belgium is behind ...

Yasa’s yokeless dual-rotor motor design with a threefold power-density gain, points toward lighter, more efficient drivetrains.

October 28, 2008 Helicopters featuring coaxial rotor designs are not exactly new. The co-axial design of a pair of rotors mounted on the same mast and with the same axis of rotation, but turning in ...

When it comes to energy efficiency, every little bit helps. Motor manufacturers are always looking to cut losses and increase efficiency. One innovative way may be to use die-cast copper rotors ...

Planned to fly in 2028, the X-76 will explore technologies for fast-flying runway-independent aircraft with folding rotors, crewed and uncrewed.

FORT RUCKER, Ala. -- Before turbine engines took over the world of rotor-wing Aviation, a proof-of-concept system revolutionized helicopter flight with a radical new rotor design. The Lockheed CL-475 ...

Who hasn't been stuck in traffic and said, "I wish I could get out of this mess and fly over it all." That idea might be closer to reality than you think. An Austrian startup called FlyNow Aviation is ...

We’re witnessing a golden age for urban mobility startups, from two-wheeler manufacturers to eVTOL (electric vertical take-off and landing) developers. So, why not combine them? A mobility startup is ...

For decades, single-piece rotors have been the mainstay of light- and medium-duty truck brakes. Now, two-piece rotors — first developed for NASCAR and other car racing sports — are slowly making their ...

A kind of helicopter design first envisioned by the Renaissance-era Italian polymath Leonardo Da Vinci could help develop quieter and stealthier modern drones, according to a new study. Drones produce ...