Fun Fact for Thursday November 14, 2019
14 November 2019
Stop Signs Used to Be Yellow. The first stop sign appeared in Detroit in 1915 and for the first years of its use across the country, it was made in a wide range of colors, before settling on a consistent one in the 1920s: yellow. The idea was that this color would have the greatest amount of visibility for both day and night (red looked dark at night). That changed in 1954, with the invention of fade-resistant red coatings, which made it easier to spot.