Editors' note: Be sure to catch the other stories in this package: on how Google's robo-cars mean the end of driving as we know it, on self-driving cars bristling with sensors, and on smart transport grids.
What do you get when you combine packed freeways with the promise of self-driving cars? A mess, of course, and a technological challenge. One potential solution: a system called platooning that links vehicles in a high-efficiency group, like a train without the train tracks.
The idea has been around for years, but endowing cars with computing and communication smarts means it's moved … Read more