For about 76 years, helicopters have served the world as an important alternative to fixed-wing aircraft. Helicopters can go places and do things that airplanes cannot, like save mariners stuck at sea ...

Here are a few past events running through my mind showing some sort of similarities which I present before my readers. Archimedes shouted with joy, “Eureka! Eureka! Eureka! (I have found it)” on ...