If you've got $50,000 handy, you can bid on a U.S. Air Force aircraft that served as Air Force One. Before you get out your checkbook, bear in mind the plane is NOT one of the big 747s most often ...

The Air Force is one of the last branches to create its own unique diver badge. In 2001, the Marine Corps created the Combat Diver Insignia, and in 2004 the Army created new Special Operations ...