However, the faces themselves are actually identical shades of grey. The origin of the cartoon ... This is what's known as a 'colour saturation optical illusion', and comes down to the ways ...

One user took to Reddit to share a photo that worked as an optical illusion, as the black animal in the photo could have been identified as a number of different animals. However the caption of ...

Think you have what it takes? Let’s find out! Not all optical illusion pictures with hidden images are easy—this one is designed to challenge even the sharpest minds. At first glance ...

Nestled among the rugged terrain and blending flawlessly with its surroundings, a game bird has turned itself into a living optical illusion. Known for its remarkable camouflage, the grey grouse ...

The science behind #shoegate explains why some people see grey and others see pink - and ... Viral photo of ‘beach’ is actually optical illusion featuring a … broken car door 5.

Players could boast about having 20/20 vision if they complete this tricky optical illusion in time. This image shows a pile of plain rocks and rubble. At first glance, it might seem like nothing ...