Absent a federal standard, states that allow autonomous vehicles, or AVs, to circulate have had to make up their own rules.

The National Highway Traffic Safety Administration collects crash data about autonomous vehicles, but only issues voluntary guidelines about expectations for those vehicles. Those guidelines softened ...

Using an EV’s regenerative braking power to slow down can make driving in traffic easier because you don’t have to constantly jump between pedals. But judging by one teen’s experience, it can actually ...