Whisper Aero emerges from stealth to quiet drones and air taxis – TechCrunch
The skies are on the cusp of getting busier — and louder — as drone delivery and electric vertical take-off and landing passenger aircraft startups move from moonshot to commercialization. One former NASA engineer and ex-director of Uber’s air taxi division is developing tech to ensure that more air traffic doesn’t equal more noise. Mark…