Our perception of how large or small things are in the world is systematically influenced for how we perceive distance or depth. This is most famously shown by the Ponzo Illusion (discovered by Mario ...

Optical illusions don’t just fool your eyes—they expose how your brain interprets reality. This video explores five powerful ...

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 ...

The oil CEO who stood up to Trump is a follower of the disciplined 'Exxon way' and has a history of blunt statements Aaron Rodgers made his thoughts clear on job status of Mike Tomlin, Matt LaFleur ...

Challenge your brain with this viral motion optical illusion that tests binocular vision and observation skills.

The famous Ebbinghaus illusion, named for its discoverer, the German psychologist Hermann Ebbinghaus (1850–1909). Despite appearances, the two orange circles are the same size. Have you ever looked at ...

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 ...