The U.S. government in the next decade will require vehicle-to-vehicle communication, or V2V. Cars will coordinate by talking to each other — and interacting with the road too. A car equipped with V2V will sense traffic up ahead and automatically hit the brakes if you’re about to get into a collision.

This network could help avoid 80% of the crashes involving sober drivers. That would save nearly 20,000 lives per year, according to National Highway Traffic Safety Administration figures.see more