There may be times when you're be tempted to think that science has a lock on who we are and how we work. But just consider that some of the most basic things that make us human, that play important roles in our lives, remain rather mysterious. We don't really know why we laugh, cry, dream, sleep — or how we smell the scents around us.
Smell is a loaded matter. Gets right to the heart of things, often things that we don't generally talk about in "polite society" — which might, for that reason, be called "smell-blind" society. (Curious, . . . [more]