A, was the penultimate iteration of Igor Sikorsky's pre-war vision for the world's first practical helicopter. And in 1944, ...

These days, if you want to insert combat troops into a specific area, you have several options. Helicopters are an obvious choice, as is the CV-22 Osprey, which is a combination of a plane and ...

For more than eight decades, one of the Holocaust's most haunting images remained shrouded in mystery. The photograph shows a Nazi soldier pointing a pistol at the head of a Jewish man kneeling beside ...