Some people dreamed of puzzles, some didn’t, some were lucid, some were not. Interpreting the data proved tricky, but one ...

People who had trouble solving problems were more likely to solve them when prompted in their sleep.

Hearing a sound while working on a complex puzzle, and then hearing it again during sleep, helped lucid dreamers better ...

This psychology-based problem-solving quiz reveals whether you solve problems through logical analysis, gut instinct, emotional intelligence or strategic manipulation.

The call I needed to make had nobody on the other end. I had people who cared about me—I just didn’t have the person who knew enough of the story to actually help carry it. The ones I could have ...

As the official celebrations of the 250th anniversary of the signing of the Declaration of Independence culminate on July 4, a well-financed, privately funded initiative will kick off to try to ...