Okay, so body size, youth, and symmetry play a part in dictating what we find attractive in prospective mates. Makes sense. But what about how we sound? Certainly, when it comes to romantic relationships, most humans would like to believe that since we’re more evolved than other animals, the words we speak to each other are more important than whether those words are delivered by a high-pitched or low-pitched voice. But most humans would be wrong—at least according to a recent study by researcher Yi Xu and his colleagues at University College London.
It turns out that as superficial as it is, voice pitch makes a big difference, largely because we associate it with something equally superficial: body size.
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