Black Hawks are fast, but these military helicopters can fly even faster, from the AH-1Z Viper to the experimental SB>1 ...

For decades, helicopters have faced a fundamental engineering challenge. The faster they fly, the harder they become to control. As rotor blades approach the speed of sound, aerodynamic forces begin ...

Brice Makinadjian and Stephane Deport, both engineers at Airbus Helicopters, looked on proudly as a sleek blue-and-white helicopter zipped over the crowds at the Paris Airshow in June 2025. Slicing ...