For years, Google’s Waymo driverless taxis have been wreaking havoc on San Francisco streets — and an increasing number of other cities as the service expands — triggering traffic jams, getting stuck ...

A not-insignificant part of driving a vehicle of any kind, no matter how many wheels it has, is knowing the necessary methods for signaling intent — lane changes, warnings to other drivers, that sort ...

“People do want to help. They reach out about how they can help and support survivors, and the fact that someone understood what the message was is amazing to me,” Carmen McDonald, executive director ...