This debate on the vibration theory or the existence of unicorns will never end, but the very important underlying question of why things smell the way they do will continue to be answered by the horses among us.

BBC: 'Quantum smell' idea gains ground

Turin's theory: that nasal receptors were tiny spectroscopes, measuring vibration by measuring electron current.

FORBES: Magazine Article

He remembered an earlier article he'd read about a radical--though discredited--theory: that smell came not from a molecule's shape, but from its vibration.

FORBES: The scent of money