Researchers at John's Hopkins University found that knowing what not to look for is a key sign of intelligence.

September/1892024/equation-feat.jpg" width="1200" height="675" /> Brainteasers are more than just puzzles; they're mental ...

Well, get ready to put your skills to the ultimate test with the world’s hardest maze!In a chat with Julie E. Bounford, PhD, ...

Puzzles such as doublets and riddles bring out the inherent connectivity that exists not only between words and reality but ...