The Focke-Wulf Fw 61 was the first successful, practical, and fully controllable helicopter in 1936, while in 1942, the Sikorsky R-4 became the first helicopter to reach full-scale production.

helicopter, aircraft with one or more power-driven horizontal propellers or rotors that enable it to take off and land vertically, to move in any direction, or to remain stationary in the air. Other …

Download Rotor to receive all the latest information about our civil and military helicopters and to get the latest news from the thousands of operators who carry out vital missions every day. …

So if you’re a helicopter buff or just curious about helicopters, come along as we explore the seven types of helicopters and learn what separates them from the rest. What is a helicopter? …

Jan 11, 2023 · The science of a helicopter is exactly the same as the science of an airplane: it works by generating lift—an upward-pushing force that overcomes its weight and sweeps it …

20 hours ago · A LifeFlight helicopter crashed in Wilson County on Saturday with emergency crews working to rescue occupants.

Mar 29, 2022 · Chapter 01: Introduction to the Helicopter (PDF, 10.2 MB) Chapter 02: Aerodynamics of Flight (PDF, 12.1 MB) Chapter 03: Helicopter Flight Controls (PDF, 12 MB) …

Since 1997, the Helicopter History Site has provided freely accessible information on all aspects of helicopters and vertical flight. Featured sections of the website include history of helicopter …

16 hours ago · A medical helicopter crashed in Wilson County Saturday afternoon, leading to the death of one crew member and the hospitalization of two others, according to officials.

Sep 5, 2025 · In an airplane, the flight path of the wing is fixed in relation to its forward flight; in a helicopter, the flight path of the rotor advances forward (to the helicopter’s nose) and then …