Let's be honest about it: phantom traffic jams are real, happen regularly, and look impossible to prevent, especially because all it takes to create one is a single car slowing down. Phantom traffic ...

Atlanta residents say they're waking up to traffic jams of self-driving Waymo vehicles confused by neighborhood signage.

(WHTM) — Those who drive know about the dreaded traffic jams and congestion that can occur on interstates, highways, and even two-lane roads. But, have you ever thought why traffic exists in the first ...