Could a smell-based fingerprint also predict the quality of a relationship? That’s the subject of a forthcoming study, in which Sobel’s team took olfactory fingerprints from 222 couples—some of whom had been together a short time, others who had been married 35 years—and interviewed them. There was a “frighteningly strong” link between how similarly couples perceived the scents of the world and the success of their romantic relationship, Sobel says. Couples that smell together, stay together.
— Time looks at the current research on smell and romantic compatibility. Read more at Love in the Stenches.