Five years ago we published an optical illusion that millions of you were completely bamboozled by, and today I've found a brand-new version of that illusion. Of course, I'm referring to the rotating ...

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 ...

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 followers by ...

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 ...

The internet's latest optical illusion has left viewers stunned and confused about which direction a horse is walking. Alesia Willard owns a 5-year-old blue roan American quarter horse named Rudnik.

The optical illusion seen above makes the viewer feel as if they are falling into an expanding hole – and now we have a good explanation for why this happens. Optical tricks can be caused by different ...

A snowy optical illusion caught on video in the wake of a snowstorm in Kamloops, British Columbia, Canada, has stumped the internet and left thousands of people debating which direction a horse was ...