Dark Skies Official on MSN

Flying with Secret Nazi Technology, Bell X-5

The American Bell X5 revolutionized aircraft design and performance in the 1950s thanks to its unique capability to change the sweep of its wings during flight. However, the aircraft was not an ...
Dark Skies Official on MSN

Bell XP-77 - America's Emergency Fighter (Built from Wood)

As World War II raged on in Europe and the Far East, the American military began to seriously consider that they may soon ...