Optical illusions are more than just eye-tricking images; they're barometers of intelligence, offering compelling insights into your IQ. Not only are these perplexing visuals entertaining, but they ...

A new optical illusion allegedly determines exactly what people need in a relationship based on which image they see first. “Take the secret relationship needs quiz to find out exactly what you need ...

If you’re looking for a distraction from your growing holiday to-do list, this optical illusion should do the trick. The illustration shows an arrangement of red and white snowflakes against a wintry ...

You use problem-solving skills every single day in just about everything that you do, no matter how big or small the problem might be. Are you an outside-of-the-box thinker who figures out problems on ...

Optical illusions are older than you think. The first optical illusions date back to 20,000 BC and took the form of cave sculptings. Nowadays they are found all over the place – on screens, in books ...

A stereogram optical illusion is a fascinating visual puzzle that hides a 3D image within a 2D pattern. At first glance, it appears to be a random collection of repeating designs or colourful dots.