Autonomous vehicles are stupid — so an engineer has figured out a way to make streets smarter.

In November, UBTech Robotics signed a deal with China to deploy Walker S2 humanoid robots along the Vietnam border, expanding the country’s public-facing robotics push.

Someday, maybe, you'll be driving like usual, and you'll stop at a red light, as usual. You'll take the opportunity to sneak a peek at the car next to you, and the guy behind that wheel — if there's a ...