Optical illusions are the tricksters of the puzzle world; they are designed in such a way that they fool our brains and eyes.

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 ...

Perception researchers have long known about the structural and functional features that differentiate our central vision from our peripheral vision. The central (or foveal) region of our retinas are ...

Martin Doherty received funding from the British Academy/Leverhulme Trust who partially supported this work. He continues to receive funding from the Leverhulme Trust. Radoslaw Wincza does not work ...

An image filled with the repeated word 'FEARS' initially causes viewers to skim, missing the single instance of 'FOCUS'. This visual trick mirrors how our brains, overwhelmed by repetitive negative ...