Rotor and stator problems can overlap considerably in the symptoms produced during operation”— David Callender BATON ...

Your brake rotors are simple yet critical parts of your vehicle's stopping power. Unfortunately, not many people bother checking or maintaining them. Let's be honest, folks: When was the last time you ...

Rotor Technologies is now in production on a full-size unmanned helicopter for civilian use. Based on the Robinson R44 Raven II, the R550X flies for more than three hours, at speeds up to 150 mph (241 ...

NASA’s new Mars helicopter rotors survived supersonic testing, boosting lift by 30% and paving the way for heavier, more capable aerial explorers on the Red Planet.

Arizona's Rotor X wants to step up from being the world's biggest kit helicopter manufacturer and get into the eVTOL game, and to do so, it's put forth a design it claims is "dramatically more ...

If you’ve ever wondered what a single-rotor rotary engine sounds like, here’s one that makes 155 horsepower by Rob Dahm. Rob Dahm is one of those guys who make crazy builds. Just a while back, he ...

Rotor syndrome is a rare and typically harmless genetic condition affecting the liver. It causes jaundice, mild yellowing of skin and eyes, and generally doesn’t need treatment. Rotor syndrome is a ...