New viral optical illusion challenge: You have sharp eyes if you can spot hidden car in 15 seconds

Optical illusions like this trick the brain’s expectations. People usually expect to see cars on roads or in parking areas, ...

Optical illusion: Only those with sharp vision can find hidden frog in 10 seconds

Today's optical illusion challenge is to find a hidden frog in the squash patch. Only 1% are able to crack this puzzle in ...