Tag Archives : Unmanned Aerial Vehicles

When you talk of planes such as the Northrop Grumman RQ-4 Global Hawk, which stay in the sky for a whole day without needing to refuel, have a range of over 3400 miles and can hit altitudes of up to 20,000 meters, you would think they would be used to spy on enemy nations, drop a couple of missiles and help build structures such as International Space [...]