It’ll spin your head right round, right round. This head-spinning optical illusion will have you second guessing your own sanity. It shows two rotating rings made up of six ovals.

This is an optical illusion sure to knock you off your high horse. An animated video of a moving pony is sparking fervent debate on social media, with viewers at war over the direction the animal ...

The Spinning Dancer is a classic example of a bistable perception illusion. These illusions present two equally valid interpretations, causing our brains to flip-flop between them.

This mind-boggling optical illusion may baffle you, even after you learn that you didn’t see what you thought you did. Experimental psychologist Akiyoshi Kitaoka often amuses her Twitter ...

Spinning optical illusions are some of the most mind-boggling out there – as was proved by the amount of people that viewed that spinning horse optical illusion many years ago (it almost broke ...

Try it out yourself, then dig into the science of why it did (or didn’t!) trick your brain.

Hey Ray: The Wagon Wheel Illusion 03:09. PITTSBURGH (KDKA) - I met a gentleman at a restaurant who wanted to know why wheels that are moving a vehicle forward sometimes look like they are spinning ...

Psychologists used illusions that mimic darkness and sunlight to see how viewers’ eyes reacted. Most people experienced the sense of movement into darkness and their pupils dilated. Their pupils ...