Last week, the entire world was surprised to learn that the United States may very well own and operate stealth helicopters. Although the idea of a stealth helicopter has been around ever since the ...

When Hector Xu was learning to fly a helicopter in college, he recalled having a few “nasty experiences” while trying to navigate at night. The heart-stopping flights led to his research of unmanned ...

Although helicopter aerodynamics involves the same forces that arise in airplane aerodynamics, these forces occur differently due to fluid flow dynamics across the aircraft. Helicopters take advantage ...