At first glance, a uniform array of the number '1' offers little intrigue, but delve deeper and you'll reveal a lone letter ...

Featuring a blurry image of abstract yellows, oranges, purples and blues, this optical illusion appears pretty plain. It's ...

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 ...

This nauseating illusion isn’t as black and white as you think. At first glance, it appears to have stacked lines of black and white boxes that are off-center, making the lines seem wavy and bendy.

(WHTM) — There’s nothing like a bewildering optical illusion to get the weekend off to a good start. There are all kinds to choose from: the image that looks like one thing but also looks like another ...

The three circles drawn in this photo seem like they are different shades of blue, but are in fact all the same color. Lenstore While many mind-blowing optical illusions can play with your brain — ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

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 ...

Our brains create false perceptions through these illusions, which make us see things that do not exist while they distort ...

Optical illusion tests, as the name suggests, are fun and engaging tests that claim to boost your brain functioning. How? These are strange images with one or more elements in them; the idea is to ...

Researchers found an optical illusion triggers the pupils to dilate as if light were dimming. It provides clues about how the brain processes images. The image is by Japanese researcher Akiyoshi ...