New research shows that AI in cars might warrant a new, four-light traffic signal that is more efficient. Getty Images/iStockphoto Surely this will complicate the game of red light, green light.

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Traffic lights are the worst—not only do they put stops in your ...

Locked in bumper-to-bumper traffic, eyes glazing over at the traffic light seemingly frozen on red. As if on cue, a nearby driver blares their horn for a cathartic release as another yells a string of ...