Ready for a test? A research study with an online vocabulary test for people in the Netherlands went viral after nationwide television coverage. In the weekend after the TV exposure, more than 300,000 ...

If you have ever taken an IQ-type test, then you are familiar with “odd-one-out” puzzles. Most such puzzles present figures, images, or symbols in a sequence, with the goal being to spot the one item ...

Creativity has long been considered tough to quantify. But an international cohort of researchers from McGill University, Harvard University, and the University of Melbourne are tackling that ...

A brain teaser is a short, playful puzzle designed to challenge your mind and elicit a smile. It could be a riddle, a tricky question, a visual illusion, or a logic twist that nudges you to think ...