Cognitive scientist Nafees Hamid studies the minds of people drawn to radical or fringe ideas. This week, he takes us on a deep dive into the motivations of people on the brink of extremism — and those who have already been radicalized. We examine what prompts people to turn to ...

Have you ever had a flash of insight that hit you when you least expected it? How did it change your life? This week, a look at the "jolts" that shake us out of our routines.

From childhood, we're taught that honesty is the best policy. Yet in everyday life, we hedge, soften our words, and leave things unsaid.

Think about the last time a piece of music stopped you in your tracks, or a novel kept you up late at night. Why do these experiences feel so powerful? 

When we look at the people we love, how clearly do we really see them? This week, how our fears, desires, and insecurities can shape our perceptions of our partners — sometimes creating the very reality we expect.

Some people are remarkably good at reading the emotional temperature of a situation. What's their secret?