Optical illusions have become a favorite pastime for many on the internet. It is truly fascinating how they can force you to think outside the box. We have come across one such brain teaser that ...

While new optical illusions go viral all the time, here are some of the most famous illusions that have kept us scratching our heads for years.

Architects and artists have clever ways of confusing your eyes and creating optical illusions with their building designs.

Optical illusions occur naturally in different habitats and conditions across the world. Cloud formations can sometimes make it seem like there's an ocean or a UFO in the sky. Whether it is salt flats ...

The Best Illusion of the Year contest offers researchers, and participants, an opportunity to explore the gaps and limits of human perception. By Katrina Miller Take a look at this video of a waiting ...

Discover 22 photos that accidentally created optical illusions. See how timing and perspective turned ordinary moments into ...

Medical imaging experts are adept at solving common optical illusions, according to new research. The research is the first to show that people can be trained to do better at solving visual illusions, ...

Optical illusions are great fun, and they fool virtually everyone. But have you ever wondered if you could train yourself to unsee these illusions? Our latest research suggests that you can. Optical ...

In this Ebbinghaus illusion of relative size perception, the orange circle on the left looks bigger than the one on the right - but it is actually 10 per cent smaller. In a new study, medical imaging ...