Have you ever walked into a room, locked eyes with someone, and felt that electric jolt, that sudden rush, that sense that destiny just made eye contact? Many Americans will nod their heads. In fact, ...

Love at first sight: Is it possible? Do people really meet and in moments simply know they're meant to be? New evidence suggests: Yes, they do. The idea is wonderfully romantic: Two strangers see each ...

What happens when you fall in love, but you have already said yes in your wedding vows to another person? When you have already promised a lifelong commitment? When you have already built a family?

The idea seems so old-fashioned, so sentimental: that you could fall for someone “at first sight,” deeply and instantly. It’s straight out of the classic romance dramas—Jack’s gaze freezing when he ...