If you thought you had seen every kind of brain-teasing image or optical illusion, think again. A new puzzle making rounds online is being called one of the world’s best optical illusions, and it has ...

New York Times puzzlemaster Will Shortz is partnering with Starbucks in this promotion, which involves six-week limited edition crossword puzzles he's created for the chain. Available only in The New ...

Spot the difference puzzles are a fun and relaxing way to spend your leisure time while it gives your brain a little workout. At first glance, the two images that are presented in front of you might ...