While violet hits your eye with a specific wavelength, purple only exists in your perception — a clever construct built from ...

A head-scratching optical illusion challenges the perception of color and how the brain plays tricks on us. In an image created by the UK contact lens vendor Lenstore, a series of lilac letters ...

Scientists have revealed that purple, a popular color often associated with royalty, is fake. A figment of our imaginations.

Purple, a color often associated with royalty and creativity, isn't a true color of light. Instead, it's a creation of our ...

A captivating optical illusion challenges viewers to find a cleverly hidden bird within a bedroom scene. This visual puzzle ...

THIS mind-boggling optical illusion is bound to get you scratching your head - especially since only 9% of people can spot the trick. Everyone can see see the iconic painting in black and white ...

We selected a few optical illusions to test your perception of reality. Produced by Robert Libetti Follow BI Video: On Facebook More from Science Things are not always what they seem. While most ...

Take a closer look at the arrangement of the tires and the patterns they form. Look for subtle changes in texture or shape that might indicate the presence of the bird. Scan the image systematically, ...