Futuristic technologies that include 3D printers so advanced that they can print smaller drones during an airborne mission could be in use by 2040, according to BAE Systems.
The four technologies unveiled are: 3D printers so advanced they could print UAVs during a mission; aircraft parts that can heal themselves in minutes; a new type of long range aircraft which divides into a number of smaller aircraft when it reaches its destination, and a directed energy weapon that could engage missiles at the speed of light, destroy them and protect the people below.
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