Only people with sharp eyes can spot the hidden snake in this 3D motion-and-depth optical illusion

An Optical Illusion is a type of puzzle that requires cognitive skills, a high IQ, and keen visual perception. As per ...
The New York Times

How Two Neuroscientists View Optical Illusions

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 ...
Hosted on MSN

The Secret Behind Optical Illusions And How They Trick Your Brain

Optical illusions have long fascinated scientists, artists, and everyday viewers. These visual puzzles can make stationary objects appear to move, straight lines look bent, or colours seem to change ...
Psychology Today

Depth Perception Is Affected by Body Orientation

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 ...
EurekAlert!

Do animals fall for optical illusions? What fish and birds can teach us about perception

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 ...