How Stealth Aircraft Technology Has Evolved From The F-117 Nighthawk To The B-21 Raider
In 1990, the F-117 Nighthawk was the first warplane to use stealth technology. Now the B-21 Raider promises new leaps in stealth. What's changed along the way?
In 1990, the F-117 Nighthawk was the first warplane to use stealth technology. Now the B-21 Raider promises new leaps in stealth. What's changed along the way?
