A global team of researchers has demonstrated that active twisting of helicopter main rotor blades could help reduce noise ...

German researchers believe the addition of active twisting technology to helicopter main rotor blades can significantly ...

They wanted to see what actually happens when random items collide with helicopter blades spinning at full speed. One by one, ...

Mars helicopter Ingenuity appears to be missing rotor blades in Perseverance rover imagery captured. The rover's SuperCam ...

Six people died when a helicopter crashed into the Hudson River Thursday afternoon. One aviation expert says that the entire rotor assembly may have come off, causing the crash. The tragedy is the ...

Note from Ned: This story turns 10 years old this year. I am revisiting it because it shows the uncertainties of doing science outdoors in Alaska. And because I’m off visiting a scientist in the field ...