When you see that bright-red McDonald’s roof, do you get hungry?
The going popular theory is that brands like McDonald’s and Burger King use the color red in their logos and around their stores because it revs up people’s appetites, making them hungry, which therefore makes them more likely to enter the store and then buy more food while they’re in there.
Here’s what it looks like when you search for fast food logos:
Lots of red, right? You’d think there’s gotta be a reason for this, but actually this belief doesn’t seem to have much actual grounding in science. …