A mind-bending optical illusion is challenging people to find the odd horse in a picture within just 5 seconds. This visual ...

“As a horse also represents power, you have the power to observe the tiniest of details and can find anything ... that are more than meets the eye.

Dr. E. J. Emons, of Akron, Ohio, conceived the idea. He reasoned that horses’ eyes must be as fallible as human eyes. He invented tests with lights. But no one would listen. Finally he borrowed ...