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 or airlift heavy cargo with precision between two points. The modern helicopter owes its existence to one man, Igor Ivanovich Sikorsky. His son, Sergei Sikorsky, advanced his father’s legacy into the modern day. At 100 years old, Sergei has flown into the sunset, ending one more link to its… (www.msn.com) More...