X-47B First Flight The X-47B, an unmanned combat vehicle built as a demonstration aircraft for the U.S. Navy, had its inaugural flight at California's Edwards Air Force Base on February 4, 2011 ...

Drones, such as the U.S. Navy’s formidable stealth drone, the X-47B, have become a prominent part of warfare. However, the craft is no longer used by the U.S. military. Vigorous trials of the X ...