For over 60 years, the CH-47 Chinook’s twin-rotor design has made it a vital heavy-lift helicopter in military and disaster operations. Share For over 60 years, the CH-47 Chinook has been the ...

Curious about how a massive rod transforms into a precision rotor shaft? This video takes you inside the world of heavy machinery and expert craftsmanship. Watch as a 2.5-ton rod undergoes a ...

A 2023 study suggests that the shafts of such abandoned mines could serve as energy-storing gravity batteries. Editor's note: Readers often ask us for follow-ups on memorable stories. What has ...

Helicopters generally keep one of two different designs today, either single rotor or coaxial rotor. The single rotor design is likely what you’re most familiar with, but don’t let the name ...

What’s more, the M102 was built for air-mobile operations, often tethered to the underside of the twin-rotor CH-47 Chinook or deployed ... with 1,400 shaft horsepower, was adequate for transport ...

Lockheed Martin's Sikorsky has successfully flown its "rotor blown wing" uncrewed aerial system in both helicopter and fixed-wing flight modes, it announced Monday. The 115-pound twin-prop drone ...

this massive engine contains three four-rotor banks in a single assembly made to fit the space normally occupied by a big-block. Each bank links together to a common output shaft via gears ...

Lockheed Martin's Sikorsky demonstrates the flight capabilities of its rotor blown wing unmanned aircraft system. (Lockheed Martin) Through extensive flight tests earlier this year, Lockheed ...

An RAF Chinook remains stranded in a field after a technical issue led to an emergency landing. The 45-year-old aircraft landed prematurely at Old Warden Airfield, in Biggleswade, Bedfordshire ...