Autopilots for Unmanned Aerial Vehicles (UAV) or Drones; Navigation apparatus and system for Unmanned Aerial Vehicles (UAV) or Drones comprising of circuit boards, integrated circuits, electronic circuits, electric sensors, proximity sensors, GPS antenna, data processors, digital signal processors, and embedded software for altitude solution and flight controls; Electronic components for Unmanned Aerial Vehicles (UAV) or Drones, namely, datalink electronic transmitters for communications, autopilots for Unmanned Aerial Vehicles (UAV) or Drones, serial interfaces for computers, interfaces for computers, serial interfaces for detectors, interfaces for detectors, servo interfaces for computers, computer hardware, computer software, connectors and interconnectors for computers and computer hardware, computer network interface devices and computer interface boards, electronic display interfaces, and electronic communication systems for aerial robotics comprised of computer hardware and software to enable signaling, switching and control of electronic components for aerial robotics and power management, data management, aerodynamic control surfaces, downlink transmission control, and interactions with other Unmanned Aerial Vehicles (UAV) or Drones and parts and fittings therefor; Mission computer software for the command, control and operation of Unmanned Aerial Vehicles or Drones and for the autonomous waypoint navigation, take-off, landing, loiter, and other related algorithms for controlling Unmanned Aerial Vehicles or Drones; Electronic components for Unmanned Aerial Vehicles (UAV) or Drones, namely, radios for datalink transmitters, embedded data processors, computer hardware, computer software, connectors and interconnectors for computers and computer hardware, computer network interface devices and computer interface boards, embedded digital signal processors and embedded software for communication between Unmanned Aerial Vehicles (UAV) or Drones and the ground and parts and fittings therefor; Software for the autonomous control and monitoring of Unmanned Aerial Vehicles (UAV) or Drones location, speed, altitude, and position; Software for sending commands and information to and from Unmanned Aerial Vehicles (UAV) or Drones; Software for displaying information, video, and images sent from the Unmanned Aerial Vehicles (UAV) or Drones