UAVOS announced that it had completed flight tests of its advanced bearing-less rotor system installed on the UVH 25EL unmanned helicopter. Torsion bar is aimed to provide an effective damping action ...

Like many machines, helicopters can experience malfunctions and other equally dangerous issues. Among these is mast bumping, where the rotor hub pivots so much it hits the mast. If you think this ...

Helicopter rotor systems are central to both civil and military applications, yet they continue to face challenges associated with vibration and noise. These issues not only affect passenger comfort ...

The carbon fiber blades’ rotation almost reached Mach 1. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. NASA recently released a video showing a ...

Sikorsky, a Lockheed Martin company (NYSE: LMT) has successfully validated the advanced control laws to successfully fly a ‘rotor blown wing’ uncrewed aerial system (UAS) in both helicopter and ...

As the investigation continues into Saturday’s helicopter crash that injured five people in Huntington Beach, a retired ...

The CH-47 Chinook has been the most dependable helicopter of the U.S. Army for over six decades, and surprisingly, it's still going strong. These dual-rotor helicopters are known for their massive ...