The US has long sat at the leading edge of military aviation, and today, its Air Force is the most powerful in the world. The United States also possesses a number of capabilities found in no other air force in the world today (like the F-22 Raptor and the B-2 Spirit stealth bomber). The US Air Force is constantly innovating and pushing the boundaries with everything from drones to AI. Here are five aviation technologies that have been game-changing for the United States military.