In US, Airbus together with Washington State University have developed a method of observing the behaviour of cryogenic  LO2 as it boils within a...

The French facility Thales Alena Space is building two reduced-scale Stratobus airships as high-altitude long-range carriers.   Propulsion power ...

In US, Sikorsky is ground testing the powertrain for its HEX VTOL aircraft, a 9000 lb vehicle with a 1.2 MW hybrid system powering two rotors, and a G...

In US, Skydweller has completed an autonomous 22.5 hour flight.

In Canada, Evio is planning strong hybrid aircraft with PW turboprops and battery powered electric motors and 50/100 pax capacity.   It is design...

In US, AeroVironment has flown an upgraded Sunglider solar-powered uncrewed 1.5 kW aircraft termed the Horus A,capable of carrying a 150 lb payload

In UK,  the Faraday Institution has set the performance targets for satisfactory application to future flight requirements in the form of a High ...

In Japan, development is underway into a solar-powered high-altitude platform station (HAPS) intended for maritime domain awareness missions. Payload ...