UFO? Try top secret military aircraft. These are the most mysterious military airplanes, jets and space planes flying today, including the infamous Aurora black triangle, the Boeing X-37, the new Northrop Grumman unmanned RQ-180 stealth drone, the Blackstar space bomber, and stealth Black Hawk helic...

“This demonstration integrated capabilities across multiple laboratories, utilizing unmanned and manned sensor platforms, engaging a hostile swarm threat of surface craft attacking a virtual naval battlegroup consisting of a Nimitz class aircraft carrier, an Aegis class cruiser and an Independence c