29K views · 2.7K reactions | With its state-of-the-art technology, its creators believe the Defiant X will revolutionize how the Army responds to future threats... | Dark Documentaries | Facebook

947K views · 5.3K reactions | Stealth technology does not make aircraft invisible to the naked eye, but it’s supposed to make them undetectable by ️ radar. The Lockheed F-117 Nighthawk is rarely flown anymore, but it once represented the latest in cutting-edge innovation. And it was also the only stealth fighter ever shot down by enemy forces… who used obsolete 1950s weapons to accomplish it. This is what 樂 happened. | Sunday Roast | Facebook

2.3M views · 20K reactions | "The Quiet One." It was America's first stealth helicopter built for this one single mission... | Dark Documentaries | Facebook