"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When 2D puzzles are no longer exciting, 3D brain teasers are the way. These handheld puzzles require ...

Got a problem? Science says you should sleep on it.

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

Could the same method one day power sleep-time ads? It's like the movie Inception, but without Leonardo DiCaprio, unless you imagine him. Researchers used carefully timed sound cues to nudge dream ...

Ever been told to 'sleep on it'? A new study reveals how sound cues during REM sleep can guide your dreams to solve complex problems and boost creativity. Discover the science behind it.

For many years, the idea that “sleeping on it” would provide an individual with some time in which their subconscious mind would work through a problem or problems has generally been accepted as ...

Math puzzles test readers' critical thinking skills by challenging them to solve problems. Math puzzles can boost analytical ...

A pair of Carnegie Mellon University researchers recently discovered hints that the process of compressing information can solve complex reasoning tasks without pre-training on a large number of ...

New research from Northwestern University suggests that dreams may play a more active role in creative problem-solving than previously demonstrated.