For millennia, philosophers, prophets, and poets have debated and theorized about love: what it is, how to describe it, how to cultivate it. Scientists, not so much. Indeed, only in recent decades ...

Whether it lifts us up where we belong, it's a many splendored thing, or it’s all we need, as the songs go, it’s a truth universally acknowledged that the feeling of love is a unifying force. Romantic ...