This optical illusion confuses the brain, revealing how perception works and misfires. It also shows links between visual ...

The TikTok optical illusion test reveals personality traits based on whether viewers see a rabbit or a duck first.

An optical illusion shared on Reddit shows two "identical twins" next to each other - but it's safe to say the mind-boggling ...

This optical illusion tests not just your eyes, but your brain, culture, and environment as well. Here's what science has to ...

Readers with the highest visual acuity can spot the number '0' hiding among the grid of '6' in just 6 seconds. Can you pass ...

An optical illusion has been shared on Reddit that is so needlessly creepy it made me shiver. The illusion itself is ...

An optical illusion apparently determines whether you're positive or prefer keep your distance – so what will you see when ...

A mind-bending optical illusion is challenging internet users to find a cleverly hidden dog within a forest scene. The canine ...

An X (formerly Twitter) user posted the optical illusion on their personal page. They shared an image filled with rows and ...

Optical illusions aren't just fun to do, but apparently they can also reveal certain hidden details about your personality, ...

American psychologist Joseph Jastrow made this illusion in 1899 – to make a point about how the brain perceives what is in ...

The Best Illusion of the Year contest offers researchers, and participants, an opportunity to explore the gaps and limits of ...