What's referred to as a "turn signal" in America is called an "indicator" in England. The reason why is shockingly simple, ...

The shape of the mirror also makes a difference in our perception. In the U.S., passenger-side mirrors are convex (meaning curved slightly outward), whereas driver-side mirrors are flat.

Lane-change assist improves safety by reducing the risk of blind spots or distraction-induced collisions. It also reduces the ...

Resonant excitation analysis on asymmetrical lateral leakage of light in the finite zero-contrast grating (ZCG) mirror is demonstrated, and the size effect of the excited source is investigated. The ...

Readers continue to share their concerns about basic rules of the road. Columnist Amy Bentley offers additional information.