Many red lights fail to detect smaller vehicles like bikes and scooters due to sensor limitations. Inductive loops, common in traffic signals, rely on sufficient metal mass to register a vehicle.

This archived news story is available only for your personal, non-commercial use. Information in the story may be outdated or superseded by additional information. Reading or replaying the story in ...

Whenever Sandra Morgan approaches an intersection as the light shifts from green to yellow, she said she feels a touch of pride. “I’m reminded of my unique family heritage and my grandfather’s ...