Whisper Aero shares details on its ultra-quiet electric propulsor technology

https://evtol.com/features/whisper-aero-shares-details-ultra-quiet-electric-propulsor-technology/

"drone design, as well as a nine-passenger commercial aircraft that can utilize existing aviation infrastructure... next-generation propulsors, designed to be ultra-quiet and efficient... no aircraft can be as fast, efficient, or achieve the total operating costs... very low-speed drone that can be the quietest thing that has ever flown, as well as a very high-speed nine passenger commercial aircraft, to show breadth of opportunities"

Related:

Jetoptera targets Mach 0.8 with bladeless-propulsion VTOL aircraft

https://newatlas.com/aircraft/jetoptera-bladeless-hsvtol/ See also: Filling a Large Bag in One Breath https://www.youtube.com/watch?v=BhWhTbins_A

X-57: NASA's electric plane is preparing to fly—here's how it advances emissions-free aviation

https://techxplore.com/news/2023-01-x-nasa-electric-plane-flyhere.html

Autonomous eVTOL air taxi flown over Jerusalem by Israel

https://interestingengineering.com/transportation/autonomous-evtol-air-taxi-flown-over-jerusalem-by-israel

China gives Ehang the first industry approval for fully autonomous, passenger-carrying air taxis

https://www.cnbc.com/2023/10/13/china-lets-ehang-operate-fully-autonomous-passenger-carrying-air-taxis.html

Revolutionary new jet engine turns electricity directly into thrust

https://www.thebrighterside.news/post/revolutionary-new-jet-engine-turns-electricity-directly-into-thrust/

Hypersonic Jet Could Slash Flight Time Between New York and London to Just One Hour