As self-driving technology becomes ready for mass adoption, an important component to understanding it is lidar, or light detection and ranging. Simon Verghese, the head of lidar at Waymo, explains how it works.

https://www.forbes.com/video/6246921346001/what-is-lidar-and-how-does-it-help-selfdriving-cars-make-decisions-on-the-road–defined/?sh=12ed67db5e9b