Honeywell is showcasing at Heli-Expo its hybrid-electric HTS900 while developing an all-electric VTOL engine. Honeywell's first offering in the hybrid-electric space is this HTS900 gas turbine engine ...

Goebler-Hirthmotoren KG (Hirth Motors) has been working with Saab on the propulsion system for Saab’s Skeldar V-200 vertical take-off and landing (VTOL) Unmanned Aerial Vehicle (UAV). Hirth is ...