Waymo uses sound to detect emergency vehicles: https://medium.com/waymo/recognizing-the-sights-and-sounds-of-emergency-vehicles-8161e90d137e https://medium.com/

Waymo uses sound to detect emergency vehicles: https://medium.com/waymo/recognizing-the-sights-and-sounds-of-emergency-vehicles-8161e90d137e https://medium.com/waymo/recognizing-the-sights-and-sounds-o...