HomeMarkets Markets Undefined claims 4.5-min flight for its “silent” ion-propulsion drone By news September 21, 2022 0 358 FacebookTwitterPinterestWhatsApp Florida’s “silent” flying dish-rack, powered by ionic propulsion, is on track for commercial rollout in 2024, according to Undefined Technologies, …This post was originally published on this site Share FacebookTwitterPinterestWhatsApp Subscribe Login Notify of new follow-up comments new replies to my comments Please login to comment 0 Comments Inline Feedbacks View all comments Stay Connected157,348FansLike396,312FollowersFollow2,290SubscribersSubscribe Latest Articles Earth, Climate Things I (Don’t) Worry About: Water Wars Markets Domestic politics will be a key factor in how far things escalate between Israel and Iran AI Are tomorrow’s engineers ready to face AI’s ethical challenges? Markets Robert Reich: The Party’s Over Earth, Climate The Big Burnout: Life on the Front Lines of America’s Wildfires Load more