“When people in different parts of the world are asked to rank their favorite colors, without any context,” says Charles Spence, an experimental psychologist at Oxford University, “it always comes out that blues and greens are preferred.” But what happens when people are asked about their favorite food colors? According to Spence, blue and green “drop right down” the list. At first, this might seem counterintuitive. Spence points out that our love for blue and green may be due to their association with water and vegetation, the necessities of life….
