The speed of light is 670,616,629 miles per hour. If I'm driving 100 mph, is the speed of the light from my headlights traveling at 670,616,729 mph?
And if I'm driving in reverse at 25 mph, is the speed of the light from my headlights traveling at 670,616,604 mph?
Posted Sep 28, 2026, 4:34 AM UTC
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