Optical illusions come in all forms, from mind-melting artwork to photography trickery, but there's one style that never fails to perplex the internet – the humble colour illusion. Fooling the brain ...

When you look at the picture below, do you see straight or curved lines? That's the debate triggered by the viral optical illusion that's now raging on social media. The image is an eight-by-eight ...

At first glance, a uniform array of the number '1' offers little intrigue, but delve deeper and you'll reveal a lone letter ...

Many viewers struggle with this optical illusion because the design distracts the brain. Look carefully, stay calm, and try ...

When it comes to optical illusions, sometimes our brains can be too smart for their own good, overanalysing visual information that often leads to mind-melting effects. Made to amaze and confuse, even ...

Optical illusions to find hidden numbers are usually a great way to exercise your brain. These visual illusions present you ...

Optical illusion challenges like this one are designed to test focus, speed, and attention to detail. They look simple at ...