The geo-fencing technology that means drones cannot fly near airports is improved.
Artist Russell Klimas has created elaborate drawings in the night sky depicting Pokemon characters and a giant cube using his drone in Colorado in Canada.
Ordnance Survey owns majority of Astigen, a firm based in , Somerset, which has built the huge drone. It weighs 330 pounds, has a wingspan of almost 130 feet and controlled remotely.
The mapping organisation’s craft will collect images and data for businesses and organisations to use.
The defence secretary says the network enabled aircraft could be used to overwhelm the enemy.