The mini-planes, called eVTOL (electric vertical take-off and landing) aircraft, have been in various stages of development — and in various talks for Florida projects — for years.
US start-up Tidal Flight has revealed plans to develop a hybrid-electric amphibious commuter aircraft and secured a tentative purchase commitment from Florida's Tropic Ocean Airways.
This 3D printing technology could allow astronauts to manufacture satellite engines in space, eliminating the need for Earth-based launches.
The firms intend to present affordable UAS capabilities to the US which will allow the country to boost its stockpile of hypersonic drones.