Boing Boing

Boing Boing

Why some traffic lights hate you and what to do about it

The urban myth about flashing your headlights at a traffic light to get it to change isn't true, but there are things you can do to escape that forever red.

Jason Weisberger
Jan 19, 2026
∙ Paid

The urban myth about flashing your headlights at a traffic light to get it to change isn’t true, but there are things you can do to escape that forever red.

The Traffic Light Doctor once again explains the science and inner-workings of our traffic light systems. These helpful tips will come in handy the next time you are trapped at a light that just won’…

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