This Optical Illusion Test Will Reveal Your Visual IQ In Just 15 Seconds! Can You Spot The Hidden Inverted '4'?

Optical illusions to find the hidden objects and numbers are effective at revealing your brainpower and visual IQ. How sharp ...

This Optical Illusion Will Reveal If You Posses Sharpest Eyes! Can You Spot 3 Clouds In 15 Seconds?

Finding hidden images in optical illusions is an effective mental exercise that challenges your cognitive functions while ...
Daily Journal

A-maze-ing: Indiana State Museum exhibit tests problem-solving skills

At the newest experience at one of Indianapolis’ top attractions, one question stands out — are you clever enough?
NPR

Optical illusions are a brain feature, not a bug. Here's the science behind them

A grayscale ballerina who appears to be moving. A human who can fit in a doll box. A black-and-white prism which appear to change shape when viewed from three different directions. Those are the top ...

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 Claus-Christian Carbon, Professor at the University of Bamberg, Germany, these ...
GeekWire

Scientists shine a laser light on the brain cells that show us illusions

Allen Institute researcher Jerome Lecoq points to one of the diagrams that was used in a study focusing on how the brain interprets optical illusions. (Allen Institute Photo / Erik Dinnel) Our brains ...
Medical Xpress

Scientists shoot lasers into brain cells to uncover how illusions work

An illusion is when we see and perceive an object that doesn't match the sensory input that reaches our eyes. In the case of the image below, the sensory input is four Pac Man–like black figures. But ...