Sleeping on a challenge may actually work as scientists find dreams can help your brain rethink and solve tough problems overnight.

"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 ...

Ever woken up to find that a crafty raccoon has overturned your garbage bin and spread the discarded contents of your life across the street? Raccoons — sometimes referred to as “trash pandas” — are ...

Riddles are known to be one of the most popular forms of puzzles. These puzzles are presented in the form of a question or a ...

Test your brainpower with these 4 challenging and mind‑bending puzzles designed to stump even the smartest thinkers. Can you ...

Only intelligent minds can solve this math puzzle by finding the missing value in 17 seconds. Are you one of them? Try now!

Get ready to put your problem-solving skills to the test—because this place turns puzzles into full-blown adventures. From ...

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 ...