Here's why people saw the dress differently. Explanation of the Black Blue, White Gold Dress High Latitude Style Chic Black Long Gold Lace Embellished Velvet llusion Neck Evening Prom Dress 38 The Dress: Black, Blue, White, GoldA Visual Illusion as America Dies The Infamous Dress Optical Illusion: Gold and White or Black and Blue Blue and black or white and gold? A decade later, it turns out the ultra viral optical illusion dress was also a boon to scientific advancement. See link below