Jan 14, 2026 · There are many cool optical illusions that can help you learn more about the brain and perception. Learn how they work and what might cause them.

May 20, 2025 · Artists and scientists have been creating optical illusions for centuries. Here are 35 mind-bending examples that prove you can't always trust what your eyes are telling you.

Dec 15, 2023 · From learning what an optical illusion is to seeing 50 of the most mind-blowing optical illusions, feast your eyes on this big list of the very best examples.

Sep 15, 2025 · Our pick of the best optical illusions of all time will leave you amazed and confused in equal measure.

Dec 27, 2025 · The 10 best optical illusions that will blow your mind Optical illusions are fun and intriguing, and we don't always know why they happen. Here are some of our favourites.

Other illusions occur due to biological sensory structures within the human body or conditions outside the body within one's physical environment. The term illusion refers to a specific form of sensory …

Aug 24, 2024 · From spinning circles to disappearing dots, these insane optical illusions aren't what they appear to be. Are you ready to have your mind blown?

Why does this happen? Evolution! Survival depends on fast reactions. Your brain has evolved to work quickly to piece together whatever bits and fragments it can get—and to do its best to figure out the …

Illusion, a misrepresentation of a real sensory stimulus. illusion, a misrepresentation of a “real” sensory stimulus —that is, an interpretation that contradicts objective “reality” as defined by general …

The Illusions Index is a fully searchable, interactive, curated collection of illusions brought to you by the Centre for the Study of Perceptual Experience. It will be regularly updated with new illusions, so …