This one, created by Lenstore, made it to our pick of the best optical illusions we’ve seen this year. Created by the same people behind the optical illusion above, this optical illusion employs ...

The three-time winner for Best Illusion of the Year has produced 500 mathematically-designed deceptions to date. The brain cannot fathom how an optical illusion can manifest in real life ...

Using a computer model of the retina, researchers have been able to trace the cause of the expanding hole illusion ...

Optical illusions can both entertain and challenge our brains, improving cognitive skills. In this task, readers are asked to find a hidden policeman within an image in just 12 seconds.

Brainteasers, puzzles, and optical illusions are not just fun and games ... Spread love this holiday season with these New Year wishes, messages, and quotes.

A optical illusion challenged viewers to spot a hidden polar bear in a snowy landscape, testing observation skills with its tricky camouflage. If you are the type of person who loves brain teasers ...